28604694931608 has 64 divisors (see below), whose sum is σ = 78160836280320. Its totient is φ = 8684537356800.

The previous prime is 28604694931543. The next prime is 28604694931627. The reversal of 28604694931608 is 80613949640682.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 1130786488 + ... + 1130811783.

It is an arithmetic number, because the mean of its divisors is an integer number (1221263066880).

Almost surely, 2^{28604694931608} is an apocalyptic number.

It is an amenable number.

28604694931608 is an abundant number, since it is smaller than the sum of its proper divisors (49556141348712).

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

28604694931608 is a wasteful number, since it uses less digits than its factorization.

28604694931608 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2261598328 (or 2261598324 counting only the distinct ones).

The product of its (nonzero) digits is 107495424, while the sum is 66.

The spelling of 28604694931608 in words is "twenty-eight trillion, six hundred four billion, six hundred ninety-four million, nine hundred thirty-one thousand, six hundred eight".