31134555126 has 24 divisors (see below), whose sum is σ = 68270955480. Its totient is φ = 10253146176.

The previous prime is 31134555059. The next prime is 31134555167. The reversal of 31134555126 is 62155543113.

31134555126 is a `hidden beast` number, since 3 + 1 + 134 + 5 + 5 + 512 + 6 = 666.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 10418371 + ... + 10421358.

It is an arithmetic number, because the mean of its divisors is an integer number (2844623145).

Almost surely, 2^31134555126 is an apocalyptic number.

31134555126 is an abundant number, since it is smaller than the sum of its proper divisors (37136400354).

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

31134555126 is a wasteful number, since it uses less digits than its factorization.

31134555126 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 20839820 (or 20839817 counting only the distinct ones).

The product of its digits is 54000, while the sum is 36.

The spelling of 31134555126 in words is "thirty-one billion, one hundred thirty-four million, five hundred fifty-five thousand, one hundred twenty-six".