627949866492 has 36 divisors (see below), whose sum is σ = 1709419082280. Its totient is φ = 193215343392.

The previous prime is 627949866469. The next prime is 627949866529. The reversal of 627949866492 is 294668949726.

627949866492 is a `hidden beast` number, since 6 + 2 + 79 + 4 + 9 + 8 + 66 + 492 = 666.

It is a tau number, because it is divible by the number of its divisors (36).

It is a self number, because there is not a number n which added to its sum of digits gives 627949866492.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 670886142 + ... + 670887077.

Almost surely, 2^627949866492 is an apocalyptic number.

It is an amenable number.

627949866492 is an abundant number, since it is smaller than the sum of its proper divisors (1081469215788).

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

627949866492 is a wasteful number, since it uses less digits than its factorization.

627949866492 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1341773242 (or 1341773237 counting only the distinct ones).

The product of its digits is 564350976, while the sum is 72.

The spelling of 627949866492 in words is "six hundred twenty-seven billion, nine hundred forty-nine million, eight hundred sixty-six thousand, four hundred ninety-two".