631342738683 has 12 divisors (see below), whose sum is σ = 912723653400. Its totient is φ = 420533247456.

The previous prime is 631342738673. The next prime is 631342738711. The reversal of 631342738683 is 386837243136.

631342738683 is a `hidden beast` number, since 63 + 1 + 3 + 427 + 3 + 86 + 83 = 666.

It is not a de Polignac number, because 631342738683 - 2¹⁴ = 631342722299 is a prime.

It is a super-4 number, since 4×631342738683⁴ (a number of 48 digits) contains 4444 as substring.

It is not an unprimeable number, because it can be changed into a prime (631342738613) by changing a digit.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 30148258 + ... + 30169191.

It is an arithmetic number, because the mean of its divisors is an integer number (76060304450).

Almost surely, 2^631342738683 is an apocalyptic number.

631342738683 is a deficient number, since it is larger than the sum of its proper divisors (281380914717).

631342738683 is a wasteful number, since it uses less digits than its factorization.

631342738683 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 60318618 (or 60318615 counting only the distinct ones).

The product of its digits is 10450944, while the sum is 54.

The spelling of 631342738683 in words is "six hundred thirty-one billion, three hundred forty-two million, seven hundred thirty-eight thousand, six hundred eighty-three".