28774603604 has 24 divisors (see below), whose sum is σ = 51573089568. Its totient is φ = 14040038880.

The previous prime is 28774603591. The next prime is 28774603661. The reversal of 28774603604 is 40630647782.

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, 117239 + ... + 267009.

It is an arithmetic number, because the mean of its divisors is an integer number (2148878732).

Almost surely, 2^28774603604 is an apocalyptic number.

It is an amenable number.

28774603604 is a deficient number, since it is larger than the sum of its proper divisors (22798485964).

28774603604 is a wasteful number, since it uses less digits than its factorization.

28774603604 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 150935 (or 150933 counting only the distinct ones).

The product of its (nonzero) digits is 1354752, while the sum is 47.

The spelling of 28774603604 in words is "twenty-eight billion, seven hundred seventy-four million, six hundred three thousand, six hundred four".