3164857949493 has 12 divisors (see below), whose sum is σ = 4573460402368. Its totient is φ = 2108982721320.

The previous prime is 3164857949453. The next prime is 3164857949521. The reversal of 3164857949493 is 3949497584613.

3164857949493 is a `hidden beast` number, since 3 + 1 + 6 + 4 + 8 + 579 + 4 + 9 + 49 + 3 = 666.

It is a de Polignac number, because none of the positive numbers 2^k-3164857949493 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (3164857949453) by changing a digit.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 76859803 + ... + 76900968.

Almost surely, 2^{3164857949493} is an apocalyptic number.

It is an amenable number.

3164857949493 is a deficient number, since it is larger than the sum of its proper divisors (1408602452875).

3164857949493 is a wasteful number, since it uses less digits than its factorization.

3164857949493 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 153763064 (or 153763061 counting only the distinct ones).

The product of its digits is 705438720, while the sum is 72.

The spelling of 3164857949493 in words is "three trillion, one hundred sixty-four billion, eight hundred fifty-seven million, nine hundred forty-nine thousand, four hundred ninety-three".