28590177774776 has 32 divisors (see below), whose sum is σ = 53625961818000. Its totient is φ = 14289921950976.

The previous prime is 28590177774737. The next prime is 28590177774841. The reversal of 28590177774776 is 67747777109582.

It is a junction number, because it is equal to n+sod(n) for n = 28590177774697 and 28590177774706.

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, 453572030 + ... + 453635058.

Almost surely, 2^{28590177774776} is an apocalyptic number.

It is an amenable number.

28590177774776 is a deficient number, since it is larger than the sum of its proper divisors (25035784043224).

28590177774776 is a wasteful number, since it uses less digits than its factorization.

28590177774776 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 82631 (or 82627 counting only the distinct ones).

The product of its (nonzero) digits is 2032974720, while the sum is 77.

The spelling of 28590177774776 in words is "twenty-eight trillion, five hundred ninety billion, one hundred seventy-seven million, seven hundred seventy-four thousand, seven hundred seventy-six".