2669857768492 has 24 divisors (see below), whose sum is σ = 4792497716160. Its totient is φ = 1300820766720.

The previous prime is 2669857768471. The next prime is 2669857768517. The reversal of 2669857768492 is 2948677589662.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 30964309 + ... + 31050412.

It is an arithmetic number, because the mean of its divisors is an integer number (199687404840).

Almost surely, 2^{2669857768492} is an apocalyptic number.

It is an amenable number.

2669857768492 is a deficient number, since it is larger than the sum of its proper divisors (2122639947668).

2669857768492 is a wasteful number, since it uses less digits than its factorization.

2669857768492 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 62015001 (or 62014999 counting only the distinct ones).

The product of its digits is 4389396480, while the sum is 79.

The spelling of 2669857768492 in words is "two trillion, six hundred sixty-nine billion, eight hundred fifty-seven million, seven hundred sixty-eight thousand, four hundred ninety-two".