28348632756 has 36 divisors (see below), whose sum is σ = 71865585792. Its totient is φ = 9422307984.

The previous prime is 28348632743. The next prime is 28348632797. The reversal of 28348632756 is 65723684382.

28348632756 is a `hidden beast` number, since 2 + 83 + 486 + 32 + 7 + 56 = 666.

It is a tau number, because it is divible by the number of its divisors (36).

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, 1122180 + ... + 1147163.

It is an arithmetic number, because the mean of its divisors is an integer number (1996266272).

Almost surely, 2^28348632756 is an apocalyptic number.

It is an amenable number.

28348632756 is an abundant number, since it is smaller than the sum of its proper divisors (43516953036).

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

28348632756 is a wasteful number, since it uses less digits than its factorization.

28348632756 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2269700 (or 2269695 counting only the distinct ones).

The product of its digits is 11612160, while the sum is 54.

The spelling of 28348632756 in words is "twenty-eight billion, three hundred forty-eight million, six hundred thirty-two thousand, seven hundred fifty-six".