3955133172 has 12 divisors (see below), whose sum is σ = 9228644096. Its totient is φ = 1318377720.

The previous prime is 3955133141. The next prime is 3955133197. The reversal of 3955133172 is 2713315593.

It is a tau number, because it is divible by the number of its divisors (12).

It is a self number, because there is not a number n which added to its sum of digits gives 3955133172.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 164797204 + ... + 164797227.

Almost surely, 2^3955133172 is an apocalyptic number.

It is an amenable number.

3955133172 is an abundant number, since it is smaller than the sum of its proper divisors (5273510924).

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

3955133172 is a wasteful number, since it uses less digits than its factorization.

3955133172 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 329594438 (or 329594436 counting only the distinct ones).

The product of its digits is 85050, while the sum is 39.

The square root of 3955133172 is about 62889.8495148462. The cubic root of 3955133172 is about 1581.4435842463.

The spelling of 3955133172 in words is "three billion, nine hundred fifty-five million, one hundred thirty-three thousand, one hundred seventy-two".