8625813825 has 12 divisors (see below), whose sum is σ = 14261345648. Its totient is φ = 4600434000.

The previous prime is 8625813799. The next prime is 8625813827. The reversal of 8625813825 is 5283185268.

It is not a de Polignac number, because 8625813825 - 2⁸ = 8625813569 is a prime.

It is a super-2 number, since 2×8625813825² (a number of 21 digits) contains 22 as substring.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (8625813827) by changing a digit.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 57505351 + ... + 57505500.

Almost surely, 2^8625813825 is an apocalyptic number.

It is an amenable number.

8625813825 is a deficient number, since it is larger than the sum of its proper divisors (5635531823).

8625813825 is a wasteful number, since it uses less digits than its factorization.

8625813825 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 115010864 (or 115010859 counting only the distinct ones).

The product of its digits is 921600, while the sum is 48.

The square root of 8625813825 is about 92875.2594881974. The cubic root of 8625813825 is about 2050.8474644050.

The spelling of 8625813825 in words is "eight billion, six hundred twenty-five million, eight hundred thirteen thousand, eight hundred twenty-five".