113126210531478 has 32 divisors (see below), whose sum is σ = 251391965368320. Its totient is φ = 37708678882440.

The previous prime is 113126210531473. The next prime is 113126210531507. The reversal of 113126210531478 is 874135012621311.

113126210531478 is a `hidden beast` number, since 1 + 1 + 3 + 1 + 2 + 62 + 10 + 531 + 47 + 8 = 666.

It is a Curzon number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (113126210531471) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 47704123 + ... + 50019353.

It is an arithmetic number, because the mean of its divisors is an integer number (7855998917760).

Almost surely, 2^{113126210531478} is an apocalyptic number.

113126210531478 is a gapful number since it is divisible by the number (18) formed by its first and last digit.

113126210531478 is an abundant number, since it is smaller than the sum of its proper divisors (138265754836842).

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

113126210531478 is a wasteful number, since it uses less digits than its factorization.

113126210531478 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 3220089 (or 3220083 counting only the distinct ones).

The product of its (nonzero) digits is 241920, while the sum is 45.

The spelling of 113126210531478 in words is "one hundred thirteen trillion, one hundred twenty-six billion, two hundred ten million, five hundred thirty-one thousand, four hundred seventy-eight".