6557541552 has 30 divisors (see below), whose sum is σ = 18352009052. Its totient is φ = 2185847136.

The previous prime is 6557541521. The next prime is 6557541553. The reversal of 6557541552 is 2551457556.

6557541552 is a `hidden beast` number, since 6 + 5 + 57 + 5 + 41 + 552 = 666.

It is a hoax number, since the sum of its digits (45) coincides with the sum of the digits of its distinct prime factors.

It is a junction number, because it is equal to n+sod(n) for n = 6557541498 and 6557541507.

It is not an unprimeable number, because it can be changed into a prime (6557541553) by changing a digit.

It is a polite number, since it can be written in 5 ways as a sum of consecutive naturals, for example, 22769098 + ... + 22769385.

Almost surely, 2^6557541552 is an apocalyptic number.

It is an amenable number.

6557541552 is an abundant number, since it is smaller than the sum of its proper divisors (11794467500).

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

6557541552 is a wasteful number, since it uses less digits than its factorization.

6557541552 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 45538497 (or 45538488 counting only the distinct ones).

The product of its digits is 1050000, while the sum is 45.

The square root of 6557541552 is about 80978.6487415047. The cubic root of 6557541552 is about 1871.7464454965.

The spelling of 6557541552 in words is "six billion, five hundred fifty-seven million, five hundred forty-one thousand, five hundred fifty-two".