3995301380625 has 135 divisors (see below), whose sum is σ = 7476810844503. Its totient is φ = 2055111912000.

The previous prime is 3995301380557. The next prime is 3995301380677. The reversal of 3995301380625 is 5260831035993.

The square root of 3995301380625 is 1998825.

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

3995301380625 is a `hidden beast` number, since 3 + 9 + 9 + 5 + 3 + 0 + 1 + 3 + 8 + 0 + 625 = 666.

3995301380625 is digitally balanced in base 3, because in such base it contains all the possibile digits an equal number of times.

It can be written as a sum of positive squares in 7 ways, for example, as 2988192792321 + 1007108588304 = 1728639^2 + 1003548^2 .

It is not a de Polignac number, because 3995301380625 - 2²¹ = 3995299283473 is a prime.

It is a super-2 number, since 2×3995301380625² (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 134 ways as a sum of consecutive naturals, for example, 4347443916 + ... + 4347444834.

Almost surely, 2^{3995301380625} is an apocalyptic number.

3995301380625 is the 1998825-th square number.

3995301380625 is the 999413-rd centered octagonal number.

It is an amenable number.

3995301380625 is a deficient number, since it is larger than the sum of its proper divisors (3481509463878).

3995301380625 is an frugal number, since it uses more digits than its factorization.

3995301380625 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1922 (or 956 counting only the distinct ones).

The product of its (nonzero) digits is 5248800, while the sum is 54.

The spelling of 3995301380625 in words is "three trillion, nine hundred ninety-five billion, three hundred one million, three hundred eighty thousand, six hundred twenty-five".