28060911604 has 24 divisors (see below), whose sum is σ = 54062316000. Its totient is φ = 12637939680.

The previous prime is 28060911553. The next prime is 28060911643. The reversal of 28060911604 is 40611906082.

It is a happy number.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 2920654 + ... + 2930245.

It is an arithmetic number, because the mean of its divisors is an integer number (2252596500).

Almost surely, 2^28060911604 is an apocalyptic number.

It is an amenable number.

28060911604 is a deficient number, since it is larger than the sum of its proper divisors (26001404396).

28060911604 is a wasteful number, since it uses less digits than its factorization.

28060911604 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 5851023 (or 5851021 counting only the distinct ones).

The product of its (nonzero) digits is 20736, while the sum is 37.

The spelling of 28060911604 in words is "twenty-eight billion, sixty million, nine hundred eleven thousand, six hundred four".