6523961625 has 48 divisors (see below), whose sum is σ = 12139964928. Its totient is φ = 3367188000.

The previous prime is 6523961617. The next prime is 6523961641. The reversal of 6523961625 is 5261693256.

6523961625 is a `hidden beast` number, since 6 + 5 + 2 + 3 + 9 + 616 + 25 = 666.

It is not a de Polignac number, because 6523961625 - 2³ = 6523961617 is a prime.

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

It is an unprimeable number.

It is a polite number, since it can be written in 47 ways as a sum of consecutive naturals, for example, 58659 + ... + 128408.

It is an arithmetic number, because the mean of its divisors is an integer number (252915936).

Almost surely, 2^6523961625 is an apocalyptic number.

It is an amenable number.

6523961625 is a deficient number, since it is larger than the sum of its proper divisors (5616003303).

6523961625 is a wasteful number, since it uses less digits than its factorization.

6523961625 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 187119 (or 187106 counting only the distinct ones).

The product of its digits is 583200, while the sum is 45.

The square root of 6523961625 is about 80771.0444713946. The cubic root of 6523961625 is about 1868.5460234556.

The spelling of 6523961625 in words is "six billion, five hundred twenty-three million, nine hundred sixty-one thousand, six hundred twenty-five".