3999376339200 has 1728 divisors, whose sum is σ = 16555340390400. Its totient is φ = 936389836800.

The previous prime is 3999376339181. The next prime is 3999376339213. The reversal of 3999376339200 is 29336739993.

3999376339200 is a `hidden beast` number, since 3 + 9 + 9 + 93 + 7 + 6 + 339 + 200 = 666.

It is a tau number, because it is divible by the number of its divisors (1728).

It is a super-2 number, since 2×3999376339200² (a number of 26 digits) contains 22 as substring.

It is an unprimeable number.

It is a polite number, since it can be written in 191 ways as a sum of consecutive naturals, for example, 7951046149 + ... + 7951046651.

It is an arithmetic number, because the mean of its divisors is an integer number (9580636800).

Almost surely, 2^{3999376339200} is an apocalyptic number.

3999376339200 is a gapful number since it is divisible by the number (30) formed by its first and last digit.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 3999376339200, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (8277670195200).

3999376339200 is an abundant number, since it is smaller than the sum of its proper divisors (12555964051200).

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

3999376339200 is a wasteful number, since it uses less digits than its factorization.

3999376339200 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 685 (or 660 counting only the distinct ones).

The product of its (nonzero) digits is 44641044, while the sum is 63.

The spelling of 3999376339200 in words is "three trillion, nine hundred ninety-nine billion, three hundred seventy-six million, three hundred thirty-nine thousand, two hundred".