12518157352 has 32 divisors (see below), whose sum is σ = 24004108800. Its totient is φ = 6118632000.

The previous prime is 12518157347. The next prime is 12518157389. The reversal of 12518157352 is 25375181521.

It is a happy 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, 34224 + ... + 161887.

It is an arithmetic number, because the mean of its divisors is an integer number (750128400).

Almost surely, 2^12518157352 is an apocalyptic number.

It is an amenable number.

12518157352 is a deficient number, since it is larger than the sum of its proper divisors (11485951448).

12518157352 is a wasteful number, since it uses less digits than its factorization.

12518157352 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 196297 (or 196293 counting only the distinct ones).

The product of its digits is 84000, while the sum is 40.

The spelling of 12518157352 in words is "twelve billion, five hundred eighteen million, one hundred fifty-seven thousand, three hundred fifty-two".