204151253454432 has 36 divisors (see below), whose sum is σ = 580555127011860. Its totient is φ = 68050417818048.

The previous prime is 204151253454419. The next prime is 204151253454437. The reversal of 204151253454432 is 234454352151402.

204151253454432 is a `hidden beast` number, since 2 + 0 + 4 + 1 + 51 + 2 + 53 + 4 + 544 + 3 + 2 = 666.

204151253454432 is digitally balanced in base 2 and base 3, because in such bases it contains all the possibile digits an equal number of times.

It is a tau number, because it is divible by the number of its divisors (36).

It is a super-2 number, since 2×204151253454432² (a number of 29 digits) contains 22 as substring.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (204151253454437) by changing a digit.

It is a polite number, since it can be written in 5 ways as a sum of consecutive naturals, for example, 354429259182 + ... + 354429259757.

It is an arithmetic number, because the mean of its divisors is an integer number (16126531305885).

Almost surely, 2^{204151253454432} is an apocalyptic number.

It is an amenable number.

204151253454432 is an abundant number, since it is smaller than the sum of its proper divisors (376403873557428).

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

204151253454432 is a wasteful number, since it uses less digits than its factorization.

204151253454432 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 708858518955 (or 708858518944 counting only the distinct ones).

The product of its (nonzero) digits is 2304000, while the sum is 45.

The spelling of 204151253454432 in words is "two hundred four trillion, one hundred fifty-one billion, two hundred fifty-three million, four hundred fifty-four thousand, four hundred thirty-two".