253210400252 has 6 divisors (see below), whose sum is σ = 443118200448. Its totient is φ = 126605200124.

The previous prime is 253210400231. The next prime is 253210400269. The reversal of 253210400252 is 252004012352.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 31651300028 + ... + 31651300035.

It is an arithmetic number, because the mean of its divisors is an integer number (73853033408).

Almost surely, 2^253210400252 is an apocalyptic number.

It is an amenable number.

253210400252 is a deficient number, since it is larger than the sum of its proper divisors (189907800196).

253210400252 is a wasteful number, since it uses less digits than its factorization.

253210400252 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 63302600067 (or 63302600065 counting only the distinct ones).

The product of its (nonzero) digits is 4800, while the sum is 26.

The spelling of 253210400252 in words is "two hundred fifty-three billion, two hundred ten million, four hundred thousand, two hundred fifty-two".