8409956025 has 12 divisors (see below), whose sum is σ = 13904460752. Its totient is φ = 4485309840.

The previous prime is 8409955987. The next prime is 8409956041. The reversal of 8409956025 is 5206599048.

It is not a de Polignac number, because 8409956025 - 2¹² = 8409951929 is a prime.

It is a Duffinian number.

It is an unprimeable number.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 56066299 + ... + 56066448.

Almost surely, 2^8409956025 is an apocalyptic number.

It is an amenable number.

8409956025 is a deficient number, since it is larger than the sum of its proper divisors (5494504727).

8409956025 is a wasteful number, since it uses less digits than its factorization.

8409956025 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 112132760 (or 112132755 counting only the distinct ones).

The product of its (nonzero) digits is 777600, while the sum is 48.

The square root of 8409956025 is about 91705.8123839487. The cubic root of 8409956025 is about 2033.5955130142.

The spelling of 8409956025 in words is "eight billion, four hundred nine million, nine hundred fifty-six thousand, twenty-five".