627312608428 has 96 divisors (see below), whose sum is σ = 1277455173120. Its totient is φ = 266727690240.

The previous prime is 627312608423. The next prime is 627312608449. The reversal of 627312608428 is 824806213726.

It is a super-2 number, since 2×627312608428² (a number of 24 digits) contains 22 as substring.

It is not an unprimeable number, because it can be changed into a prime (627312608423) by changing a digit.

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 31 ways as a sum of consecutive naturals, for example, 11496426 + ... + 11550862.

It is an arithmetic number, because the mean of its divisors is an integer number (13306824720).

Almost surely, 2^627312608428 is an apocalyptic number.

It is an amenable number.

627312608428 is an abundant number, since it is smaller than the sum of its proper divisors (650142564692).

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

627312608428 is a wasteful number, since it uses less digits than its factorization.

627312608428 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 54727 (or 54725 counting only the distinct ones).

The product of its (nonzero) digits is 1548288, while the sum is 49.

The spelling of 627312608428 in words is "six hundred twenty-seven billion, three hundred twelve million, six hundred eight thousand, four hundred twenty-eight".