3990301885476 has 45 divisors (see below), whose sum is σ = 10104107884871. Its totient is φ = 1327795428096.

The previous prime is 3990301885441. The next prime is 3990301885477. The reversal of 3990301885476 is 6745881030993.

The square root of 3990301885476 is 1997574.

It is a perfect power (a square), and thus also a powerful number.

3990301885476 is a `hidden beast` number, since 3 + 9 + 9 + 0 + 3 + 0 + 1 + 88 + 547 + 6 = 666.

It can be written as a sum of positive squares in 2 ways, for example, as 3880608445476 + 109693440000 = 1969926^2 + 331200^2 .

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 14 ways as a sum of consecutive naturals, for example, 6915600900 + ... + 6915601476.

Almost surely, 2^{3990301885476} is an apocalyptic number.

3990301885476 is a gapful number since it is divisible by the number (36) formed by its first and last digit.

3990301885476 is the 1997574-th square number.

It is an amenable number.

3990301885476 is an abundant number, since it is smaller than the sum of its proper divisors (6113805999395).

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

3990301885476 is an frugal number, since it uses more digits than its factorization.

3990301885476 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2318 (or 582 counting only the distinct ones).

The product of its (nonzero) digits is 39191040, while the sum is 63.

The spelling of 3990301885476 in words is "three trillion, nine hundred ninety billion, three hundred one million, eight hundred eighty-five thousand, four hundred seventy-six".