164464663015 has 16 divisors (see below), whose sum is σ = 201962176416. Its totient is φ = 128502460800.

The previous prime is 164464662961. The next prime is 164464663019. The reversal of 164464663015 is 510366464461.

It is not a de Polignac number, because 164464663015 - 2⁹ = 164464662503 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (164464663019) 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, 4898385 + ... + 4931845.

It is an arithmetic number, because the mean of its divisors is an integer number (12622636026).

Almost surely, 2^164464663015 is an apocalyptic number.

164464663015 is a deficient number, since it is larger than the sum of its proper divisors (37497513401).

164464663015 is a wasteful number, since it uses less digits than its factorization.

164464663015 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 56370.

The product of its (nonzero) digits is 1244160, while the sum is 46.

The spelling of 164464663015 in words is "one hundred sixty-four billion, four hundred sixty-four million, six hundred sixty-three thousand, fifteen".