20163264015 has 16 divisors (see below), whose sum is σ = 32264378496. Its totient is φ = 10752688800.

The previous prime is 20163263969. The next prime is 20163264029. The reversal of 20163264015 is 51046236102.

It is not a de Polignac number, because 20163264015 - 2⁶ = 20163263951 is a prime.

It is a congruent number.

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, 107400 + ... + 227730.

It is an arithmetic number, because the mean of its divisors is an integer number (2016523656).

Almost surely, 2^20163264015 is an apocalyptic number.

20163264015 is a deficient number, since it is larger than the sum of its proper divisors (12101114481).

20163264015 is a wasteful number, since it uses less digits than its factorization.

20163264015 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 131510.

The product of its (nonzero) digits is 8640, while the sum is 30.

The spelling of 20163264015 in words is "twenty billion, one hundred sixty-three million, two hundred sixty-four thousand, fifteen".