1253556204364 has 24 divisors (see below), whose sum is σ = 2289874134240. Its totient is φ = 599324820864.

The previous prime is 1253556204269. The next prime is 1253556204409. The reversal of 1253556204364 is 4634026553521.

It is a Harshad number since it is a multiple of its sum of digits (46).

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 2021499 + ... + 2567794.

It is an arithmetic number, because the mean of its divisors is an integer number (95411422260).

Almost surely, 2^{1253556204364} is an apocalyptic number.

It is an amenable number.

1253556204364 is a deficient number, since it is larger than the sum of its proper divisors (1036317929876).

1253556204364 is a wasteful number, since it uses less digits than its factorization.

1253556204364 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 4592289 (or 4592287 counting only the distinct ones).

The product of its (nonzero) digits is 2592000, while the sum is 46.

The spelling of 1253556204364 in words is "one trillion, two hundred fifty-three billion, five hundred fifty-six million, two hundred four thousand, three hundred sixty-four".