3522684728764 has 18 divisors (see below), whose sum is σ = 6335814818760. Its totient is φ = 1713738514032.

The previous prime is 3522684728741. The next prime is 3522684728779. The reversal of 3522684728764 is 4678274862253.

It is a happy number.

It is a junction number, because it is equal to n+sod(n) for n = 3522684728696 and 3522684728705.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 5 ways as a sum of consecutive naturals, for example, 321642144 + ... + 321653095.

Almost surely, 2^{3522684728764} is an apocalyptic number.

It is an amenable number.

3522684728764 is a deficient number, since it is larger than the sum of its proper divisors (2813130089996).

3522684728764 is a wasteful number, since it uses less digits than its factorization.

3522684728764 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 643295317 (or 643295278 counting only the distinct ones).

The product of its digits is 216760320, while the sum is 64.

The spelling of 3522684728764 in words is "three trillion, five hundred twenty-two billion, six hundred eighty-four million, seven hundred twenty-eight thousand, seven hundred sixty-four".