4521164665 has 16 divisors (see below), whose sum is σ = 5769832320. Its totient is φ = 3391234560.

The previous prime is 4521164653. The next prime is 4521164689. The reversal of 4521164665 is 5664611254.

It is not a de Polignac number, because 4521164665 - 2¹⁵ = 4521131897 is a prime.

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 236101 + ... + 254530.

It is an arithmetic number, because the mean of its divisors is an integer number (360614520).

Almost surely, 2^4521164665 is an apocalyptic number.

It is an amenable number.

4521164665 is a deficient number, since it is larger than the sum of its proper divisors (1248667655).

4521164665 is a wasteful number, since it uses less digits than its factorization.

4521164665 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 490752.

The product of its digits is 172800, while the sum is 40.

The square root of 4521164665 is about 67239.6063715427. The cubic root of 4521164665 is about 1653.5478803110.

The spelling of 4521164665 in words is "four billion, five hundred twenty-one million, one hundred sixty-four thousand, six hundred sixty-five".