627894658004 has 12 divisors (see below), whose sum is σ = 1128513372084. Its totient is φ = 305462265984.

The previous prime is 627894657991. The next prime is 627894658009. The reversal of 627894658004 is 400856498726.

It is a happy number.

It can be written as a sum of positive squares in 2 ways, for example, as 561975122500 + 65919535504 = 749650^2 + 256748^2 .

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (627894658009) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 2121265589 + ... + 2121265884.

It is an arithmetic number, because the mean of its divisors is an integer number (94042781007).

Almost surely, 2^627894658004 is an apocalyptic number.

It is an amenable number.

627894658004 is a deficient number, since it is larger than the sum of its proper divisors (500618714080).

627894658004 is a wasteful number, since it uses less digits than its factorization.

627894658004 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 4242531514 (or 4242531512 counting only the distinct ones).

The product of its (nonzero) digits is 23224320, while the sum is 59.

The spelling of 627894658004 in words is "six hundred twenty-seven billion, eight hundred ninety-four million, six hundred fifty-eight thousand, four".