12553540404 has 24 divisors (see below), whose sum is σ = 29297600640. Its totient is φ = 4183655424.

The previous prime is 12553540397. The next prime is 12553540421. The reversal of 12553540404 is 40404535521.

It is a congruent number.

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, 44844 + ... + 164675.

It is an arithmetic number, because the mean of its divisors is an integer number (1220733360).

Almost surely, 2^12553540404 is an apocalyptic number.

It is an amenable number.

12553540404 is an abundant number, since it is smaller than the sum of its proper divisors (16744060236).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

12553540404 is a wasteful number, since it uses less digits than its factorization.

12553540404 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 214519 (or 214517 counting only the distinct ones).

The product of its (nonzero) digits is 48000, while the sum is 33.

The spelling of 12553540404 in words is "twelve billion, five hundred fifty-three million, five hundred forty thousand, four hundred four".