9925112925 has 288 divisors, whose sum is σ = 23439749760. Its totient is φ = 4078771200.

The previous prime is 9925112863. The next prime is 9925112963. The reversal of 9925112925 is 5292115299.

9925112925 is a `hidden beast` number, since 9 + 92 + 511 + 29 + 25 = 666.

It is not a de Polignac number, because 9925112925 - 2⁷ = 9925112797 is a prime.

It is a Harshad number since it is a multiple of its sum of digits (45).

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 287 ways as a sum of consecutive naturals, for example, 17628694 + ... + 17629256.

It is an arithmetic number, because the mean of its divisors is an integer number (81388020).

Almost surely, 2^9925112925 is an apocalyptic number.

It is an amenable number.

9925112925 is an abundant number, since it is smaller than the sum of its proper divisors (13514636835).

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

9925112925 is a wasteful number, since it uses less digits than its factorization.

9925112925 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 650 (or 632 counting only the distinct ones).

The product of its digits is 145800, while the sum is 45.

The square root of 9925112925 is about 99624.8609785730. The cubic root of 9925112925 is about 2149.0432321266.

The spelling of 9925112925 in words is "nine billion, nine hundred twenty-five million, one hundred twelve thousand, nine hundred twenty-five".