5551151165 has 16 divisors (see below), whose sum is σ = 7698551040. Its totient is φ = 3763731840.

The previous prime is 5551151161. The next prime is 5551151173. The reversal of 5551151165 is 5611511555.

It is not a de Polignac number, because 5551151165 - 2² = 5551151161 is a prime.

It is a Harshad number since it is a multiple of its sum of digits (35).

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (5551151161) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 887921 + ... + 894150.

It is an arithmetic number, because the mean of its divisors is an integer number (481159440).

Almost surely, 2^5551151165 is an apocalyptic number.

It is an amenable number.

5551151165 is a deficient number, since it is larger than the sum of its proper divisors (2147399875).

5551151165 is a wasteful number, since it uses less digits than its factorization.

5551151165 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1782172.

The product of its digits is 18750, while the sum is 35.

The square root of 5551151165 is about 74506.0478417692. The cubic root of 5551151165 is about 1770.6294552284.

The spelling of 5551151165 in words is "five billion, five hundred fifty-one million, one hundred fifty-one thousand, one hundred sixty-five".