3973165653168 has 60 divisors (see below), whose sum is σ = 11119485792480. Its totient is φ = 1324371846528.

The previous prime is 3973165653161. The next prime is 3973165653229. The reversal of 3973165653168 is 8613565613793.

3973165653168 is a `hidden beast` number, since 3 + 9 + 7 + 3 + 1 + 6 + 565 + 3 + 1 + 68 = 666.

It is not an unprimeable number, because it can be changed into a prime (3973165653161) 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, 17479993 + ... + 17705831.

It is an arithmetic number, because the mean of its divisors is an integer number (185324763208).

Almost surely, 2^{3973165653168} is an apocalyptic number.

It is an amenable number.

3973165653168 is an abundant number, since it is smaller than the sum of its proper divisors (7146320139312).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

3973165653168 is a wasteful number, since it uses less digits than its factorization.

3973165653168 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 348026 (or 348017 counting only the distinct ones).

The product of its digits is 73483200, while the sum is 63.

The spelling of 3973165653168 in words is "three trillion, nine hundred seventy-three billion, one hundred sixty-five million, six hundred fifty-three thousand, one hundred sixty-eight".