251234245053 has 32 divisors (see below), whose sum is σ = 407198736000. Its totient is φ = 151826832000.

The previous prime is 251234245013. The next prime is 251234245063. The reversal of 251234245053 is 350542432152.

251234245053 is a `hidden beast` number, since 2 + 5 + 123 + 4 + 24 + 505 + 3 = 666.

It is not a de Polignac number, because 251234245053 - 2¹⁰ = 251234244029 is a prime.

It is a junction number, because it is equal to n+sod(n) for n = 251234244999 and 251234245017.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (251234245013) by changing a digit.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 1108248 + ... + 1315553.

It is an arithmetic number, because the mean of its divisors is an integer number (12724960500).

Almost surely, 2^251234245053 is an apocalyptic number.

It is an amenable number.

251234245053 is a deficient number, since it is larger than the sum of its proper divisors (155964490947).

251234245053 is a wasteful number, since it uses less digits than its factorization.

251234245053 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2424170 (or 2424164 counting only the distinct ones).

The product of its (nonzero) digits is 144000, while the sum is 36.

The spelling of 251234245053 in words is "two hundred fifty-one billion, two hundred thirty-four million, two hundred forty-five thousand, fifty-three".