12738854496 has 48 divisors (see below), whose sum is σ = 33449951808. Its totient is φ = 4244956800.

The previous prime is 12738854489. The next prime is 12738854501. The reversal of 12738854496 is 69445883721.

It is a happy number.

It is a tau number, because it is divible by the number of its divisors (48).

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, 316131 + ... + 354141.

It is an arithmetic number, because the mean of its divisors is an integer number (696873996).

Almost surely, 2^12738854496 is an apocalyptic number.

12738854496 is a gapful number since it is divisible by the number (16) formed by its first and last digit.

It is an amenable number.

12738854496 is an abundant number, since it is smaller than the sum of its proper divisors (20711097312).

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

12738854496 is a wasteful number, since it uses less digits than its factorization.

12738854496 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 41515 (or 41507 counting only the distinct ones).

The product of its digits is 11612160, while the sum is 57.

The spelling of 12738854496 in words is "twelve billion, seven hundred thirty-eight million, eight hundred fifty-four thousand, four hundred ninety-six".