12518377048 has 16 divisors (see below), whose sum is σ = 23510256480. Its totient is φ = 6248975328.

The previous prime is 12518377037. The next prime is 12518377061. The reversal of 12518377048 is 84077381521.

It is a junction number, because it is equal to n+sod(n) for n = 12518376989 and 12518377007.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 1271440 + ... + 1281247.

It is an arithmetic number, because the mean of its divisors is an integer number (1469391030).

Almost surely, 2^12518377048 is an apocalyptic number.

It is an amenable number.

12518377048 is a deficient number, since it is larger than the sum of its proper divisors (10991879432).

12518377048 is a wasteful number, since it uses less digits than its factorization.

12518377048 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2553306 (or 2553302 counting only the distinct ones).

The product of its (nonzero) digits is 376320, while the sum is 46.

The spelling of 12518377048 in words is "twelve billion, five hundred eighteen million, three hundred seventy-seven thousand, forty-eight".