31673064623 has 8 divisors (see below), whose sum is σ = 31707611136. Its totient is φ = 31638540600.

The previous prime is 31673064607. The next prime is 31673064649. The reversal of 31673064623 is 32646037613.

It is a sphenic number, since it is the product of 3 distinct primes.

It is a cyclic number.

It is not a de Polignac number, because 31673064623 - 2⁴ = 31673064607 is a prime.

It is a super-2 number, since 2×31673064623² (a number of 22 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 (31673064673) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 4579538 + ... + 4586448.

It is an arithmetic number, because the mean of its divisors is an integer number (3963451392).

Almost surely, 2^31673064623 is an apocalyptic number.

31673064623 is a deficient number, since it is larger than the sum of its proper divisors (34546513).

31673064623 is a wasteful number, since it uses less digits than its factorization.

31673064623 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 11245.

The product of its (nonzero) digits is 326592, while the sum is 41.

The spelling of 31673064623 in words is "thirty-one billion, six hundred seventy-three million, sixty-four thousand, six hundred twenty-three".