133486825680 has 120 divisors (see below), whose sum is σ = 482777386728. Its totient is φ = 32858293248.

The previous prime is 133486825673. The next prime is 133486825699. The reversal of 133486825680 is 86528684331.

133486825680 is a `hidden beast` number, since 1 + 3 + 3 + 486 + 82 + 5 + 6 + 80 = 666.

It can be written as a sum of positive squares in 4 ways, for example, as 556582464 + 132930243216 = 23592^2 + 364596^2 .

It is a tau number, because it is divible by the number of its divisors (120).

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 7121347 + ... + 7140066.

Almost surely, 2^133486825680 is an apocalyptic number.

133486825680 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

It is an amenable number.

133486825680 is an abundant number, since it is smaller than the sum of its proper divisors (349290561048).

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

133486825680 is a wasteful number, since it uses less digits than its factorization.

133486825680 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 14261445 (or 14261436 counting only the distinct ones).

The product of its (nonzero) digits is 6635520, while the sum is 54.

The spelling of 133486825680 in words is "one hundred thirty-three billion, four hundred eighty-six million, eight hundred twenty-five thousand, six hundred eighty".