28416527552 has 56 divisors (see below), whose sum is σ = 64489644960. Its totient is φ = 12170004480.

The previous prime is 28416527519. The next prime is 28416527563. The reversal of 28416527552 is 25572561482.

It is a tau number, because it is divible by the number of its divisors (56).

It is a super-2 number, since 2×28416527552² (a number of 22 digits) contains 22 as substring.

It is a junction number, because it is equal to n+sod(n) for n = 28416527497 and 28416527506.

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, 642074 + ... + 684902.

Almost surely, 2^28416527552 is an apocalyptic number.

It is an amenable number.

28416527552 is an abundant number, since it is smaller than the sum of its proper divisors (36073117408).

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

28416527552 is a wasteful number, since it uses less digits than its factorization.

28416527552 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 44329 (or 44319 counting only the distinct ones).

The product of its digits is 1344000, while the sum is 47.

The spelling of 28416527552 in words is "twenty-eight billion, four hundred sixteen million, five hundred twenty-seven thousand, five hundred fifty-two".