5165560554 has 64 divisors (see below), whose sum is σ = 13061855232. Its totient is φ = 1322798400.

The previous prime is 5165560549. The next prime is 5165560559. The reversal of 5165560554 is 4550655615.

It is an interprime number because it is at equal distance from previous prime (5165560549) and next prime (5165560559).

It is a Harshad number since it is a multiple of its sum of digits (42).

It is a Curzon number.

It is not an unprimeable number, because it can be changed into a prime (5165560559) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 45937 + ... + 111540.

It is an arithmetic number, because the mean of its divisors is an integer number (204091488).

Almost surely, 2^5165560554 is an apocalyptic number.

5165560554 is an abundant number, since it is smaller than the sum of its proper divisors (7896294678).

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

5165560554 is a wasteful number, since it uses less digits than its factorization.

5165560554 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 157571.

The product of its (nonzero) digits is 450000, while the sum is 42.

The square root of 5165560554 is about 71871.8342189762. The cubic root of 5165560554 is about 1728.6450185192.

The spelling of 5165560554 in words is "five billion, one hundred sixty-five million, five hundred sixty thousand, five hundred fifty-four".