2163465606515 has 16 divisors (see below), whose sum is σ = 2653841080800. Its totient is φ = 1692621576192.

The previous prime is 2163465606479. The next prime is 2163465606517. The reversal of 2163465606515 is 5156065643612.

It is a cyclic number.

It is not a de Polignac number, because 2163465606515 - 2⁸ = 2163465606259 is a prime.

It is not an unprimeable number, because it can be changed into a prime (2163465606517) 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, 18942500 + ... + 19056369.

It is an arithmetic number, because the mean of its divisors is an integer number (165865067550).

Almost surely, 2^{2163465606515} is an apocalyptic number.

2163465606515 is a deficient number, since it is larger than the sum of its proper divisors (490375474285).

2163465606515 is a wasteful number, since it uses less digits than its factorization.

2163465606515 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 37999126.

The product of its (nonzero) digits is 3888000, while the sum is 50.

The spelling of 2163465606515 in words is "two trillion, one hundred sixty-three billion, four hundred sixty-five million, six hundred six thousand, five hundred fifteen".