5525521164 has 24 divisors (see below), whose sum is σ = 14325425520. Its totient is φ = 1841840352.

The previous prime is 5525521153. The next prime is 5525521171. The reversal of 5525521164 is 4611255255.

5525521164 is a `hidden beast` number, since 55 + 25 + 521 + 1 + 64 = 666.

It is a Smith number, since the sum of its digits (36) coincides with the sum of the digits of its prime factors.

It is a Harshad number since it is a multiple of its sum of digits (36).

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 25581009 + ... + 25581224.

It is an arithmetic number, because the mean of its divisors is an integer number (596892730).

Almost surely, 2^5525521164 is an apocalyptic number.

5525521164 is a gapful number since it is divisible by the number (54) formed by its first and last digit.

It is an amenable number.

5525521164 is an abundant number, since it is smaller than the sum of its proper divisors (8799904356).

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

5525521164 is a wasteful number, since it uses less digits than its factorization.

5525521164 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 51162246 (or 51162238 counting only the distinct ones).

The product of its digits is 60000, while the sum is 36.

The square root of 5525521164 is about 74333.8493823642. The cubic root of 5525521164 is about 1767.9002160913.

The spelling of 5525521164 in words is "five billion, five hundred twenty-five million, five hundred twenty-one thousand, one hundred sixty-four".