3950913178872 has 960 divisors, whose sum is σ = 13567866681600. Its totient is φ = 1068105139200.

The previous prime is 3950913178787. The next prime is 3950913178921. The reversal of 3950913178872 is 2788713190593.

3950913178872 is a `hidden beast` number, since 3 + 95 + 0 + 91 + 317 + 88 + 72 = 666.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 239 ways as a sum of consecutive naturals, for example, 2295706972 + ... + 2295708692.

It is an arithmetic number, because the mean of its divisors is an integer number (14133194460).

Almost surely, 2^{3950913178872} is an apocalyptic number.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 3950913178872, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (6783933340800).

3950913178872 is an abundant number, since it is smaller than the sum of its proper divisors (9616953502728).

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

3950913178872 is a wasteful number, since it uses less digits than its factorization.

3950913178872 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1870 (or 1846 counting only the distinct ones).

The product of its (nonzero) digits is 22861440, while the sum is 63.

The spelling of 3950913178872 in words is "three trillion, nine hundred fifty billion, nine hundred thirteen million, one hundred seventy-eight thousand, eight hundred seventy-two".