5521541553 has 32 divisors (see below), whose sum is σ = 8937561600. Its totient is φ = 3341192400.

The previous prime is 5521541521. The next prime is 5521541581. The reversal of 5521541553 is 3551451255.

5521541553 is a `hidden beast` number, since 5 + 52 + 1 + 54 + 1 + 553 = 666.

It is not a de Polignac number, because 5521541553 - 2⁵ = 5521541521 is a prime.

It is a super-2 number, since 2×5521541553² = 60974842243011303618, which contains 22 as substring.

It is not an unprimeable number, because it can be changed into a prime (5521541513) by changing a digit.

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 31 ways as a sum of consecutive naturals, for example, 181618 + ... + 209828.

It is an arithmetic number, because the mean of its divisors is an integer number (279298800).

Almost surely, 2^5521541553 is an apocalyptic number.

It is an amenable number.

5521541553 is a deficient number, since it is larger than the sum of its proper divisors (3416020047).

5521541553 is a wasteful number, since it uses less digits than its factorization.

5521541553 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 28890 (or 28884 counting only the distinct ones).

The product of its digits is 75000, while the sum is 36.

The square root of 5521541553 is about 74307.0760627815. The cubic root of 5521541553 is about 1767.4756863096.

The spelling of 5521541553 in words is "five billion, five hundred twenty-one million, five hundred forty-one thousand, five hundred fifty-three".