5551567520 has 48 divisors (see below), whose sum is σ = 13163032008. Its totient is φ = 2212592640.

The previous prime is 5551567517. The next prime is 5551567543. The reversal of 5551567520 is 257651555.

It can be written as a sum of positive squares in 4 ways, for example, as 1841783056 + 3709784464 = 42916^2 + 60908^2 .

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, 18311 + ... + 106950.

Almost surely, 2^5551567520 is an apocalyptic number.

It is an amenable number.

5551567520 is an abundant number, since it is smaller than the sum of its proper divisors (7611464488).

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

5551567520 is a wasteful number, since it uses less digits than its factorization.

5551567520 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 125553 (or 125545 counting only the distinct ones).

The product of its (nonzero) digits is 262500, while the sum is 41.

The square root of 5551567520 is about 74508.8418914158. The cubic root of 5551567520 is about 1770.6737218423.

The spelling of 5551567520 in words is "five billion, five hundred fifty-one million, five hundred sixty-seven thousand, five hundred twenty".