251000055204132 has 96 divisors (see below), whose sum is σ = 631037401473024. Its totient is φ = 77191695504000.

The previous prime is 251000055204109. The next prime is 251000055204181. The reversal of 251000055204132 is 231402550000152.

It is a super-2 number, since 2×251000055204132² (a number of 30 digits) contains 22 as substring.

It is a self number, because there is not a number n which added to its sum of digits gives 251000055204132.

It is an unprimeable number.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 2991223257 + ... + 2991307167.

It is an arithmetic number, because the mean of its divisors is an integer number (6573306265344).

Almost surely, 2^{251000055204132} is an apocalyptic number.

It is an amenable number.

251000055204132 is an abundant number, since it is smaller than the sum of its proper divisors (380037346268892).

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

251000055204132 is a wasteful number, since it uses less digits than its factorization.

251000055204132 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 93409 (or 93407 counting only the distinct ones).

The product of its (nonzero) digits is 12000, while the sum is 30.

The spelling of 251000055204132 in words is "two hundred fifty-one trillion, fifty-five million, two hundred four thousand, one hundred thirty-two".