12052542798 has 32 divisors (see below), whose sum is σ = 27150333600. Its totient is φ = 3962478528.

The previous prime is 12052542787. The next prime is 12052542811. The reversal of 12052542798 is 89724525021.

12052542798 is a `hidden beast` number, since 12 + 0 + 5 + 2 + 542 + 7 + 98 = 666.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 1524793 + ... + 1532676.

It is an arithmetic number, because the mean of its divisors is an integer number (848447925).

Almost surely, 2^12052542798 is an apocalyptic number.

12052542798 is a gapful number since it is divisible by the number (18) formed by its first and last digit.

12052542798 is an abundant number, since it is smaller than the sum of its proper divisors (15097790802).

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

12052542798 is a wasteful number, since it uses less digits than its factorization.

12052542798 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 3057553 (or 3057547 counting only the distinct ones).

The product of its (nonzero) digits is 403200, while the sum is 45.

The spelling of 12052542798 in words is "twelve billion, fifty-two million, five hundred forty-two thousand, seven hundred ninety-eight".