253210400264 has 16 divisors (see below), whose sum is σ = 475274051820. Its totient is φ = 126470653120.

The previous prime is 253210400231. The next prime is 253210400269. The reversal of 253210400264 is 462004012352.

It can be written as a sum of positive squares in 2 ways, for example, as 241189032100 + 12021368164 = 491110^2 + 109642^2 .

It is not an unprimeable number, because it can be changed into a prime (253210400269) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 16810379 + ... + 16825434.

Almost surely, 2^253210400264 is an apocalyptic number.

It is an amenable number.

253210400264 is a deficient number, since it is larger than the sum of its proper divisors (222063651556).

253210400264 is a wasteful number, since it uses less digits than its factorization.

253210400264 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 33636760 (or 33636756 counting only the distinct ones).

The product of its (nonzero) digits is 11520, while the sum is 29.

The spelling of 253210400264 in words is "two hundred fifty-three billion, two hundred ten million, four hundred thousand, two hundred sixty-four".