2641664116912 has 20 divisors (see below), whose sum is σ = 5121541334800. Its totient is φ = 1319976030528.

The previous prime is 2641664116907. The next prime is 2641664116919. The reversal of 2641664116912 is 2196114661462.

It is not an unprimeable number, because it can be changed into a prime (2641664116919) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 53476287 + ... + 53525662.

It is an arithmetic number, because the mean of its divisors is an integer number (256077066740).

Almost surely, 2^{2641664116912} is an apocalyptic number.

It is an amenable number.

2641664116912 is a deficient number, since it is larger than the sum of its proper divisors (2479877217888).

2641664116912 is a wasteful number, since it uses less digits than its factorization.

2641664116912 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 107003500 (or 107003494 counting only the distinct ones).

The product of its digits is 746496, while the sum is 49.

The spelling of 2641664116912 in words is "two trillion, six hundred forty-one billion, six hundred sixty-four million, one hundred sixteen thousand, nine hundred twelve".