3990301885475 has 24 divisors (see below), whose sum is σ = 5163227722752. Its totient is φ = 3053375028000.

The previous prime is 3990301885441. The next prime is 3990301885477. The reversal of 3990301885475 is 5745881030993.

It is a Cunningham number, because it is equal to 1997574²-1.

It is not a de Polignac number, because 3990301885475 - 2¹⁴ = 3990301869091 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (3990301885477) by changing a digit.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 45900800 + ... + 45987650.

It is an arithmetic number, because the mean of its divisors is an integer number (215134488448).

Almost surely, 2^{3990301885475} is an apocalyptic number.

3990301885475 is a deficient number, since it is larger than the sum of its proper divisors (1172925837277).

3990301885475 is a wasteful number, since it uses less digits than its factorization.

3990301885475 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 166787 (or 166782 counting only the distinct ones).

The product of its (nonzero) digits is 32659200, while the sum is 62.

The spelling of 3990301885475 in words is "three trillion, nine hundred ninety billion, three hundred one million, eight hundred eighty-five thousand, four hundred seventy-five".