28632032070444 has 72 divisors (see below), whose sum is σ = 79736730287760. Its totient is φ = 8590468656000.

The previous prime is 28632032070371. The next prime is 28632032070527. The reversal of 28632032070444 is 44407023023682.

28632032070444 is a `hidden beast` number, since 2 + 8 + 632 + 0 + 3 + 2 + 0 + 7 + 0 + 4 + 4 + 4 = 666.

It is a self number, because there is not a number n which added to its sum of digits gives 28632032070444.

It is an unprimeable number.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 357896199 + ... + 357976190.

It is an arithmetic number, because the mean of its divisors is an integer number (1107454587330).

Almost surely, 2^{28632032070444} is an apocalyptic number.

It is an amenable number.

28632032070444 is an abundant number, since it is smaller than the sum of its proper divisors (51104698217316).

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

28632032070444 is a wasteful number, since it uses less digits than its factorization.

28632032070444 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 715872511 (or 715872506 counting only the distinct ones).

The product of its (nonzero) digits is 1548288, while the sum is 45.

The spelling of 28632032070444 in words is "twenty-eight trillion, six hundred thirty-two billion, thirty-two million, seventy thousand, four hundred forty-four".