626931631314 has 12 divisors (see below), whose sum is σ = 1358351867886. Its totient is φ = 208977210432.

The previous prime is 626931631307. The next prime is 626931631321. The reversal of 626931631314 is 413136139626.

It is a happy number.

626931631314 is a `hidden beast` number, since 6 + 2 + 6 + 9 + 3 + 1 + 631 + 3 + 1 + 4 = 666.

It is an interprime number because it is at equal distance from previous prime (626931631307) and next prime (626931631321).

It can be written as a sum of positive squares in only one way, i.e., 494047323225 + 132884308089 = 702885^2 + 364533^2 .

It is a Curzon number.

It is a self number, because there is not a number n which added to its sum of digits gives 626931631314.

It is an unprimeable number.

It is a polite number, since it can be written in 5 ways as a sum of consecutive naturals, for example, 17414767519 + ... + 17414767554.

Almost surely, 2^626931631314 is an apocalyptic number.

626931631314 is an abundant number, since it is smaller than the sum of its proper divisors (731420236572).

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

626931631314 is a wasteful number, since it uses less digits than its factorization.

626931631314 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 34829535081 (or 34829535078 counting only the distinct ones).

The product of its digits is 419904, while the sum is 45.

The spelling of 626931631314 in words is "six hundred twenty-six billion, nine hundred thirty-one million, six hundred thirty-one thousand, three hundred fourteen".