251452008152 has 16 divisors (see below), whose sum is σ = 471765926160. Its totient is φ = 125647761184.

The previous prime is 251452008133. The next prime is 251452008163. The reversal of 251452008152 is 251800254152.

251452008152 is digitally balanced in base 3, because in such base it contains all the possibile digits an equal number of times.

It is a super-2 number, since 2×251452008152² (a number of 24 digits) contains 22 as substring.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 9766703 + ... + 9792414.

It is an arithmetic number, because the mean of its divisors is an integer number (29485370385).

Almost surely, 2^251452008152 is an apocalyptic number.

It is an amenable number.

251452008152 is a deficient number, since it is larger than the sum of its proper divisors (220313918008).

251452008152 is a wasteful number, since it uses less digits than its factorization.

251452008152 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 19560730 (or 19560726 counting only the distinct ones).

The product of its (nonzero) digits is 32000, while the sum is 35.

The spelling of 251452008152 in words is "two hundred fifty-one billion, four hundred fifty-two million, eight thousand, one hundred fifty-two".