5165654445 has 32 divisors (see below), whose sum is σ = 10495299840. Its totient is φ = 2361441600.

The previous prime is 5165654443. The next prime is 5165654453. The reversal of 5165654445 is 5444565615.

5165654445 is a `hidden beast` number, since 5 + 1 + 6 + 565 + 44 + 45 = 666.

It is not a de Polignac number, because 5165654445 - 2¹ = 5165654443 is a prime.

It is a Harshad number since it is a multiple of its sum of digits (45).

It is a Curzon number.

It is a self number, because there is not a number n which added to its sum of digits gives 5165654445.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (5165654443) by changing a digit.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 2732206 + ... + 2734095.

It is an arithmetic number, because the mean of its divisors is an integer number (327978120).

Almost surely, 2^5165654445 is an apocalyptic number.

It is an amenable number.

5165654445 is an abundant number, since it is smaller than the sum of its proper divisors (5329645395).

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

5165654445 is a wasteful number, since it uses less digits than its factorization.

5165654445 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 5466322 (or 5466316 counting only the distinct ones).

The product of its digits is 1440000, while the sum is 45.

The square root of 5165654445 is about 71872.4873995606. The cubic root of 5165654445 is about 1728.6554919373.

The spelling of 5165654445 in words is "five billion, one hundred sixty-five million, six hundred fifty-four thousand, four hundred forty-five".