31767050072 has 16 divisors (see below), whose sum is σ = 59565112560. Its totient is φ = 15883020064.

The previous prime is 31767050071. The next prime is 31767050089. The reversal of 31767050072 is 27005076713.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (31767050071) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 442178 + ... + 508974.

It is an arithmetic number, because the mean of its divisors is an integer number (3722819535).

Almost surely, 2^31767050072 is an apocalyptic number.

It is an amenable number.

31767050072 is a deficient number, since it is larger than the sum of its proper divisors (27798062488).

31767050072 is a wasteful number, since it uses less digits than its factorization.

31767050072 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 126250 (or 126246 counting only the distinct ones).

The product of its (nonzero) digits is 61740, while the sum is 38.

The spelling of 31767050072 in words is "thirty-one billion, seven hundred sixty-seven million, fifty thousand, seventy-two".