8625531612 has 48 divisors (see below), whose sum is σ = 21758119040. Its totient is φ = 2650231872.

The previous prime is 8625531611. The next prime is 8625531623. The reversal of 8625531612 is 2161355268.

It is a super-2 number, since 2×8625531612² (a number of 21 digits) contains 22 as substring.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (8625531611) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 502798 + ... + 519669.

Almost surely, 2^8625531612 is an apocalyptic number.

It is an amenable number.

8625531612 is an abundant number, since it is smaller than the sum of its proper divisors (13132587428).

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

8625531612 is a wasteful number, since it uses less digits than its factorization.

8625531612 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1022530 (or 1022528 counting only the distinct ones).

The product of its digits is 86400, while the sum is 39.

The square root of 8625531612 is about 92873.7401637298. The cubic root of 8625531612 is about 2050.8250981240.

The spelling of 8625531612 in words is "eight billion, six hundred twenty-five million, five hundred thirty-one thousand, six hundred twelve".