627998720952 has 32 divisors (see below), whose sum is σ = 1570020598800. Its totient is φ = 209329734144.

The previous prime is 627998720891. The next prime is 627998720953. The reversal of 627998720952 is 259027899726.

It is a happy number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (627998720953) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 1849824 + ... + 2162832.

Almost surely, 2^627998720952 is an apocalyptic number.

It is an amenable number.

627998720952 is an abundant number, since it is smaller than the sum of its proper divisors (942021877848).

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

627998720952 is a wasteful number, since it uses less digits than its factorization.

627998720952 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 396615 (or 396611 counting only the distinct ones).

The product of its (nonzero) digits is 68584320, while the sum is 66.

The spelling of 627998720952 in words is "six hundred twenty-seven billion, nine hundred ninety-eight million, seven hundred twenty thousand, nine hundred fifty-two".