5605436560 has 40 divisors (see below), whose sum is σ = 13042899576. Its totient is φ = 2240409600.

The previous prime is 5605436533. The next prime is 5605436567. The reversal of 5605436560 is 656345065.

It is a happy number.

It can be written as a sum of positive squares in 4 ways, for example, as 183765136 + 5421671424 = 13556^2 + 73632^2 .

It is a tau number, because it is divible by the number of its divisors (40).

It is a hoax number, since the sum of its digits (40) coincides with the sum of the digits of its distinct prime factors.

It is a Harshad number since it is a multiple of its sum of digits (40).

It is not an unprimeable number, because it can be changed into a prime (5605436567) 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 7 ways as a sum of consecutive naturals, for example, 77152 + ... + 131008.

Almost surely, 2^5605436560 is an apocalyptic number.

It is an amenable number.

5605436560 is an abundant number, since it is smaller than the sum of its proper divisors (7437463016).

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

5605436560 is a wasteful number, since it uses less digits than its factorization.

5605436560 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 55171 (or 55165 counting only the distinct ones).

The product of its (nonzero) digits is 324000, while the sum is 40.

The square root of 5605436560 is about 74869.4634680922. The cubic root of 5605436560 is about 1776.3824775489.

The spelling of 5605436560 in words is "five billion, six hundred five million, four hundred thirty-six thousand, five hundred sixty".