3989074382025 has 48 divisors (see below), whose sum is σ = 6966346506240. Its totient is φ = 2010996187200.

The previous prime is 3989074382021. The next prime is 3989074382057. The reversal of 3989074382025 is 5202834709893.

It is not a de Polignac number, because 3989074382025 - 2² = 3989074382021 is a prime.

It is a self number, because there is not a number n which added to its sum of digits gives 3989074382025.

It is not an unprimeable number, because it can be changed into a prime (3989074382021) 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, 19850385 + ... + 20050334.

It is an arithmetic number, because the mean of its divisors is an integer number (145132218880).

Almost surely, 2^{3989074382025} is an apocalyptic number.

It is an amenable number.

3989074382025 is a deficient number, since it is larger than the sum of its proper divisors (2977272124215).

3989074382025 is a wasteful number, since it uses less digits than its factorization.

3989074382025 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 39900806 (or 39900801 counting only the distinct ones).

The product of its (nonzero) digits is 26127360, while the sum is 60.

The spelling of 3989074382025 in words is "three trillion, nine hundred eighty-nine billion, seventy-four million, three hundred eighty-two thousand, twenty-five".