163045964515 has 16 divisors (see below), whose sum is σ = 223621947648. Its totient is φ = 111794920416.

The previous prime is 163045964491. The next prime is 163045964519. The reversal of 163045964515 is 515469540361.

It is a cyclic number.

It is not a de Polignac number, because 163045964515 - 2⁵ = 163045964483 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (163045964519) 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, 349764 + ... + 669646.

It is an arithmetic number, because the mean of its divisors is an integer number (13976371728).

Almost surely, 2^163045964515 is an apocalyptic number.

163045964515 is a deficient number, since it is larger than the sum of its proper divisors (60575983133).

163045964515 is a wasteful number, since it uses less digits than its factorization.

163045964515 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 334458.

The product of its (nonzero) digits is 1944000, while the sum is 49.

The spelling of 163045964515 in words is "one hundred sixty-three billion, forty-five million, nine hundred sixty-four thousand, five hundred fifteen".