712673008631 has 4 divisors (see below), whose sum is σ = 712674816672. Its totient is φ = 712671200592.

The previous prime is 712673008627. The next prime is 712673008637. The reversal of 712673008631 is 136800376217.

It is a semiprime because it is the product of two primes.

It is a cyclic number.

It is not a de Polignac number, because 712673008631 - 2² = 712673008627 is a prime.

It is a super-2 number, since 2×712673008631² (a number of 25 digits) contains 22 as substring.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (712673008637) 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, 33071 + ... + 1194336.

It is an arithmetic number, because the mean of its divisors is an integer number (178168704168).

Almost surely, 2^712673008631 is an apocalyptic number.

712673008631 is a deficient number, since it is larger than the sum of its proper divisors (1808041).

712673008631 is a wasteful number, since it uses less digits than its factorization.

712673008631 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1808040.

The product of its (nonzero) digits is 254016, while the sum is 44.

The spelling of 712673008631 in words is "seven hundred twelve billion, six hundred seventy-three million, eight thousand, six hundred thirty-one".