113551261388 has 24 divisors (see below), whose sum is σ = 211939619472. Its totient is φ = 53045840384.

The previous prime is 113551261361. The next prime is 113551261403. The reversal of 113551261388 is 883162155311.

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, 6085106 + ... + 6103737.

It is an arithmetic number, because the mean of its divisors is an integer number (8830817478).

Almost surely, 2^113551261388 is an apocalyptic number.

It is an amenable number.

113551261388 is a deficient number, since it is larger than the sum of its proper divisors (98388358084).

113551261388 is a wasteful number, since it uses less digits than its factorization.

113551261388 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 12189001 (or 12188999 counting only the distinct ones).

The product of its digits is 172800, while the sum is 44.

The spelling of 113551261388 in words is "one hundred thirteen billion, five hundred fifty-one million, two hundred sixty-one thousand, three hundred eighty-eight".