6366456425 has 24 divisors (see below), whose sum is σ = 9242241792. Its totient is φ = 4259088000.

The previous prime is 6366456409. The next prime is 6366456493. The reversal of 6366456425 is 5246546636.

It is a happy number.

It is not a de Polignac number, because 6366456425 - 2⁴ = 6366456409 is a prime.

It is a super-2 number, since 2×6366456425² = 81063534822847561250, which contains 22 as substring.

It is a Curzon number.

It is a self number, because there is not a number n which added to its sum of digits gives 6366456425.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 436481 + ... + 450830.

It is an arithmetic number, because the mean of its divisors is an integer number (385093408).

Almost surely, 2^6366456425 is an apocalyptic number.

It is an amenable number.

6366456425 is a deficient number, since it is larger than the sum of its proper divisors (2875785367).

6366456425 is a wasteful number, since it uses less digits than its factorization.

6366456425 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 887369 (or 887364 counting only the distinct ones).

The product of its digits is 3110400, while the sum is 47.

The square root of 6366456425 is about 79790.0772339518. The cubic root of 6366456425 is about 1853.3861941221.

The spelling of 6366456425 in words is "six billion, three hundred sixty-six million, four hundred fifty-six thousand, four hundred twenty-five".