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132973840097280 = 21336572136991
BaseRepresentation
bin11110001111000001100010…
…100000001110000000000000
3122102211011201112210211000000
4132033001202200032000000
5114412120411031103110
61150451201104000000
740003020501360600
oct3617014240160000
9572734645724000
10132973840097280
1139407986128896
1212ab727a000000
1359274c14862c0
1424b9d7aa58c00
151058e4c3a01c0
hex78f06280e000

132973840097280 has 2352 divisors, whose sum is σ = 599472347269824. Its totient is φ = 28052005847040.

The previous prime is 132973840097243. The next prime is 132973840097291. The reversal of 132973840097280 is 82790048379231.

132973840097280 is a `hidden beast` number, since 1 + 3 + 2 + 97 + 38 + 400 + 97 + 28 + 0 = 666.

It is a tau number, because it is divible by the number of its divisors (2352).

It is a Harshad number since it is a multiple of its sum of digits (63).

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 167 ways as a sum of consecutive naturals, for example, 19020714585 + ... + 19020721575.

Almost surely, 2132973840097280 is an apocalyptic number.

132973840097280 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 132973840097280, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (299736173634912).

132973840097280 is an abundant number, since it is smaller than the sum of its proper divisors (466498507172544).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

132973840097280 is an frugal number, since it uses more digits than its factorization.

132973840097280 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 7067 (or 7021 counting only the distinct ones).

The product of its (nonzero) digits is 36578304, while the sum is 63.

The spelling of 132973840097280 in words is "one hundred thirty-two trillion, nine hundred seventy-three billion, eight hundred forty million, ninety-seven thousand, two hundred eighty".