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145077166080 = 21332571119269
BaseRepresentation
bin1000011100011101000…
…1011110000000000000
3111212110200021122021100
42013013101132000000
54334104223303310
6150351511054400
713324101364530
oct2070721360000
9455420248240
10145077166080
1156588307170
122414a071400
13108b06cb092
147043a594c0
153b9181bec0
hex21c745e000

145077166080 has 1344 divisors, whose sum is σ = 662449881600. Its totient is φ = 28453109760.

The previous prime is 145077166049. The next prime is 145077166103. The reversal of 145077166080 is 80661770541.

145077166080 is a `hidden beast` number, since 1 + 4 + 507 + 7 + 1 + 6 + 60 + 80 = 666.

It is a tau number, because it is divible by the number of its divisors (1344).

It is a Harshad number since it is a multiple of its sum of digits (45).

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 95 ways as a sum of consecutive naturals, for example, 539320186 + ... + 539320454.

Almost surely, 2145077166080 is an apocalyptic number.

145077166080 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 145077166080, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (331224940800).

145077166080 is an abundant number, since it is smaller than the sum of its proper divisors (517372715520).

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

145077166080 is a wasteful number, since it uses less digits than its factorization.

145077166080 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 343 (or 316 counting only the distinct ones).

The product of its (nonzero) digits is 282240, while the sum is 45.

The spelling of 145077166080 in words is "one hundred forty-five billion, seventy-seven million, one hundred sixty-six thousand, eighty".