31141734256 has 20 divisors (see below), whose sum is σ = 60890665000. Its totient is φ = 15428014272.

The previous prime is 31141734209. The next prime is 31141734269. The reversal of 31141734256 is 65243714113.

It is a happy number.

It is a super-2 number, since 2×31141734256² (a number of 22 digits) contains 22 as substring.

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, 8926506 + ... + 8929993.

It is an arithmetic number, because the mean of its divisors is an integer number (3044533250).

Almost surely, 2^31141734256 is an apocalyptic number.

It is an amenable number.

31141734256 is a deficient number, since it is larger than the sum of its proper divisors (29748930744).

31141734256 is a wasteful number, since it uses less digits than its factorization.

31141734256 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 17856616 (or 17856610 counting only the distinct ones).

The product of its digits is 60480, while the sum is 37.

The spelling of 31141734256 in words is "thirty-one billion, one hundred forty-one million, seven hundred thirty-four thousand, two hundred fifty-six".