631414414136 has 64 divisors (see below), whose sum is σ = 1321646479200. Its totient is φ = 280361203200.

The previous prime is 631414414123. The next prime is 631414414187.

631414414136 is nontrivially palindromic in base 10.

It is a self number, because there is not a number n which added to its sum of digits gives 631414414136.

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 772466 + ... + 1363646.

Almost surely, 2^631414414136 is an apocalyptic number.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 631414414136, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (660823239600).

631414414136 is an abundant number, since it is smaller than the sum of its proper divisors (690232065064).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

631414414136 is a wasteful number, since it uses less digits than its factorization.

631414414136 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 591480 (or 591476 counting only the distinct ones).

The product of its digits is 82944, while the sum is 38.

The spelling of 631414414136 in words is "six hundred thirty-one billion, four hundred fourteen million, four hundred fourteen thousand, one hundred thirty-six".