251255023076 has 6 divisors (see below), whose sum is σ = 439696290390. Its totient is φ = 125627511536.

The previous prime is 251255023069. The next prime is 251255023079. The reversal of 251255023076 is 670320552152.

251255023076 is digitally balanced in base 3, because in such base it contains all the possibile digits an equal number of times.

It can be written as a sum of positive squares in only one way, i.e., 145369863076 + 105885160000 = 381274^2 + 325400^2 .

It is not an unprimeable number, because it can be changed into a prime (251255023079) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 31406877881 + ... + 31406877888.

It is an arithmetic number, because the mean of its divisors is an integer number (73282715065).

Almost surely, 2^251255023076 is an apocalyptic number.

It is an amenable number.

251255023076 is a deficient number, since it is larger than the sum of its proper divisors (188441267314).

251255023076 is a wasteful number, since it uses less digits than its factorization.

251255023076 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 62813755773 (or 62813755771 counting only the distinct ones).

The product of its (nonzero) digits is 126000, while the sum is 38.

The spelling of 251255023076 in words is "two hundred fifty-one billion, two hundred fifty-five million, twenty-three thousand, seventy-six".