15225164065 has 16 divisors (see below), whose sum is σ = 19529548416. Its totient is φ = 11366396800.

The previous prime is 15225164063. The next prime is 15225164083. The reversal of 15225164065 is 56046152251.

15225164065 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is not a de Polignac number, because 15225164065 - 2¹ = 15225164063 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (15225164063) 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 15 ways as a sum of consecutive naturals, for example, 1609831 + ... + 1619260.

It is an arithmetic number, because the mean of its divisors is an integer number (1220596776).

Almost surely, 2^15225164065 is an apocalyptic number.

It is an amenable number.

15225164065 is a deficient number, since it is larger than the sum of its proper divisors (4304384351).

15225164065 is a wasteful number, since it uses less digits than its factorization.

15225164065 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 3229160.

The product of its (nonzero) digits is 72000, while the sum is 37.

The spelling of 15225164065 in words is "fifteen billion, two hundred twenty-five million, one hundred sixty-four thousand, sixty-five".