6453573625 has 8 divisors (see below), whose sum is σ = 8054060040. Its totient is φ = 5162858800.

The previous prime is 6453573589. The next prime is 6453573671. The reversal of 6453573625 is 5263753546.

It can be written as a sum of positive squares in 4 ways, for example, as 1318561344 + 5135012281 = 36312^2 + 71659^2 .

It is not a de Polignac number, because 6453573625 - 2²⁷ = 6319355897 is a prime.

It is a super-2 number, since 2×6453573625² = 83297225066591281250, which contains 22 as substring.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 25814170 + ... + 25814419.

It is an arithmetic number, because the mean of its divisors is an integer number (1006757505).

Almost surely, 2^6453573625 is an apocalyptic number.

It is an amenable number.

6453573625 is a deficient number, since it is larger than the sum of its proper divisors (1600486415).

6453573625 is an equidigital number, since it uses as much as digits as its factorization.

6453573625 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 51628604 (or 51628594 counting only the distinct ones).

The product of its digits is 2268000, while the sum is 46.

The square root of 6453573625 is about 80334.1373576638. The cubic root of 6453573625 is about 1861.8017020988.

The spelling of 6453573625 in words is "six billion, four hundred fifty-three million, five hundred seventy-three thousand, six hundred twenty-five".