671072626928 has 60 divisors (see below), whose sum is σ = 1491285999504. Its totient is φ = 291770688000.

The previous prime is 671072626897. The next prime is 671072626943. The reversal of 671072626928 is 829626270176.

671072626928 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a super-2 number, since 2×671072626928² (a number of 24 digits) contains 22 as substring.

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, 7490873 + ... + 7579928.

Almost surely, 2^671072626928 is an apocalyptic number.

It is an amenable number.

671072626928 is an abundant number, since it is smaller than the sum of its proper divisors (820213372576).

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

671072626928 is a wasteful number, since it uses less digits than its factorization.

671072626928 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 15070854 (or 15070837 counting only the distinct ones).

The product of its (nonzero) digits is 6096384, while the sum is 56.

The spelling of 671072626928 in words is "six hundred seventy-one billion, seventy-two million, six hundred twenty-six thousand, nine hundred twenty-eight".