3995166913038 has 96 divisors (see below), whose sum is σ = 10646440459200. Its totient is φ = 1056718586880.

The previous prime is 3995166913033. The next prime is 3995166913039. The reversal of 3995166913038 is 8303196615993.

3995166913038 is a `hidden beast` number, since 399 + 51 + 6 + 69 + 130 + 3 + 8 = 666.

It is a super-2 number, since 2×3995166913038² (a number of 26 digits) contains 22 as substring.

It is a Harshad number since it is a multiple of its sum of digits (63).

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (3995166913033) by changing a digit.

It is a polite number, since it can be written in 47 ways as a sum of consecutive naturals, for example, 15157513 + ... + 15418836.

It is an arithmetic number, because the mean of its divisors is an integer number (110900421450).

Almost surely, 2^{3995166913038} is an apocalyptic number.

3995166913038 is an abundant number, since it is smaller than the sum of its proper divisors (6651273546162).

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

3995166913038 is a wasteful number, since it uses less digits than its factorization.

3995166913038 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 30576442 (or 30576439 counting only the distinct ones).

The product of its (nonzero) digits is 28343520, while the sum is 63.

The spelling of 3995166913038 in words is "three trillion, nine hundred ninety-five billion, one hundred sixty-six million, nine hundred thirteen thousand, thirty-eight".