2646263968994 has 32 divisors (see below), whose sum is σ = 4166254262016. Its totient is φ = 1259279498880.

The previous prime is 2646263968993. The next prime is 2646263969029. The reversal of 2646263968994 is 4998693626462.

It is not an unprimeable number, because it can be changed into a prime (2646263968991) 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, 64892 + ... + 2301464.

It is an arithmetic number, because the mean of its divisors is an integer number (130195445688).

Almost surely, 2^{2646263968994} is an apocalyptic number.

2646263968994 is a deficient number, since it is larger than the sum of its proper divisors (1519990293022).

2646263968994 is a wasteful number, since it uses less digits than its factorization.

2646263968994 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2236970.

The product of its digits is 1451188224, while the sum is 74.

The spelling of 2646263968994 in words is "two trillion, six hundred forty-six billion, two hundred sixty-three million, nine hundred sixty-eight thousand, nine hundred ninety-four".