3722947493264 has 20 divisors (see below), whose sum is σ = 7233998129904. Its totient is φ = 1856109266208.

The previous prime is 3722947493249. The next prime is 3722947493267. The reversal of 3722947493264 is 4623947492273.

It is a hoax number, since the sum of its digits (62) coincides with the sum of the digits of its distinct prime factors.

It is a junction number, because it is equal to n+sod(n) for n = 3722947493197 and 3722947493206.

It is not an unprimeable number, because it can be changed into a prime (3722947493267) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 335274302 + ... + 335285405.

Almost surely, 2^{3722947493264} is an apocalyptic number.

It is an amenable number.

3722947493264 is a deficient number, since it is larger than the sum of its proper divisors (3511050636640).

3722947493264 is a wasteful number, since it uses less digits than its factorization.

3722947493264 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 670560062 (or 670560056 counting only the distinct ones).

The product of its digits is 109734912, while the sum is 62.

Subtracting 3722947493264 from its reverse (4623947492273), we obtain a palindrome (900999999009).

The spelling of 3722947493264 in words is "three trillion, seven hundred twenty-two billion, nine hundred forty-seven million, four hundred ninety-three thousand, two hundred sixty-four".