6650100625 has 40 divisors (see below), whose sum is σ = 9803661824. Its totient is φ = 4412880000.

The previous prime is 6650100601. The next prime is 6650100659. The reversal of 6650100625 is 5260010566.

It is not a de Polignac number, because 6650100625 - 2¹⁹ = 6649576337 is a prime.

It is a Harshad number since it is a multiple of its sum of digits (31).

It is a Duffinian number.

It is an unprimeable number.

It is a polite number, since it can be written in 39 ways as a sum of consecutive naturals, for example, 111109 + ... + 160141.

Almost surely, 2^6650100625 is an apocalyptic number.

It is an amenable number.

6650100625 is a deficient number, since it is larger than the sum of its proper divisors (3153561199).

6650100625 is an equidigital number, since it uses as much as digits as its factorization.

6650100625 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 49091 (or 49076 counting only the distinct ones).

The product of its (nonzero) digits is 10800, while the sum is 31.

The square root of 6650100625 is about 81548.1491206269. The cubic root of 6650100625 is about 1880.5118405099.

The spelling of 6650100625 in words is "six billion, six hundred fifty million, one hundred thousand, six hundred twenty-five".