3216795977135 has 32 divisors (see below), whose sum is σ = 4221684956160. Its totient is φ = 2338841236608.

The previous prime is 3216795977123. The next prime is 3216795977137. The reversal of 3216795977135 is 5317795976123.

It is a cyclic number.

It is not a de Polignac number, because 3216795977135 - 2²⁴ = 3216779199919 is a prime.

It is a Harshad number since it is a multiple of its sum of digits (65).

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (3216795977137) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (29) of ones.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 285095 + ... + 2552424.

It is an arithmetic number, because the mean of its divisors is an integer number (131927654880).

Almost surely, 2^{3216795977135} is an apocalyptic number.

3216795977135 is a deficient number, since it is larger than the sum of its proper divisors (1004888979025).

3216795977135 is a wasteful number, since it uses less digits than its factorization.

3216795977135 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2837807.

The product of its digits is 75014100, while the sum is 65.

The spelling of 3216795977135 in words is "three trillion, two hundred sixteen billion, seven hundred ninety-five million, nine hundred seventy-seven thousand, one hundred thirty-five".