451655674225 has 24 divisors (see below), whose sum is σ = 673748018240. Its totient is φ = 293406390720.

The previous prime is 451655674213. The next prime is 451655674237. The reversal of 451655674225 is 522476556154.

It is a happy number.

It is an interprime number because it is at equal distance from previous prime (451655674213) and next prime (451655674237).

It is not a de Polignac number, because 451655674225 - 2⁵ = 451655674193 is a prime.

It is an unprimeable number.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 67914822 + ... + 67921471.

Almost surely, 2^451655674225 is an apocalyptic number.

It is an amenable number.

451655674225 is a deficient number, since it is larger than the sum of its proper divisors (222092344015).

451655674225 is a wasteful number, since it uses less digits than its factorization.

451655674225 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 135836329 (or 135836324 counting only the distinct ones).

The product of its digits is 10080000, while the sum is 52.

The spelling of 451655674225 in words is "four hundred fifty-one billion, six hundred fifty-five million, six hundred seventy-four thousand, two hundred twenty-five".