31334265136 has 10 divisors (see below), whose sum is σ = 60710138732. Its totient is φ = 15667132560.

The previous prime is 31334265121. The next prime is 31334265143. The reversal of 31334265136 is 63156243313.

It is a super-2 number, since 2×31334265136² (a number of 22 digits) contains 22 as substring.

It is a junction number, because it is equal to n+sod(n) for n = 31334265095 and 31334265104.

It is an unprimeable number.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 979195770 + ... + 979195801.

Almost surely, 2^31334265136 is an apocalyptic number.

It is an amenable number.

31334265136 is a deficient number, since it is larger than the sum of its proper divisors (29375873596).

31334265136 is a wasteful number, since it uses less digits than its factorization.

31334265136 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1958391579 (or 1958391573 counting only the distinct ones).

The product of its digits is 116640, while the sum is 37.

The spelling of 31334265136 in words is "thirty-one billion, three hundred thirty-four million, two hundred sixty-five thousand, one hundred thirty-six".