6423600025 has 12 divisors (see below), whose sum is σ = 8433809532. Its totient is φ = 4836592640.

The previous prime is 6423600017. The next prime is 6423600041. The reversal of 6423600025 is 5200063246.

It is a happy number.

It can be written as a sum of positive squares in 6 ways, for example, as 90782784 + 6332817241 = 9528^2 + 79579^2 .

It is not a de Polignac number, because 6423600025 - 2³ = 6423600017 is a prime.

It is a Duffinian number.

It is a junction number, because it is equal to n+sod(n) for n = 6423599966 and 6423600002.

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 11 ways as a sum of consecutive naturals, for example, 7556752 + ... + 7557601.

It is an arithmetic number, because the mean of its divisors is an integer number (702817461).

Almost surely, 2^6423600025 is an apocalyptic number.

It is an amenable number.

6423600025 is a deficient number, since it is larger than the sum of its proper divisors (2010209507).

6423600025 is a wasteful number, since it uses less digits than its factorization.

6423600025 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 15114380 (or 15114375 counting only the distinct ones).

The product of its (nonzero) digits is 8640, while the sum is 28.

The square root of 6423600025 is about 80147.3644295307. The cubic root of 6423600025 is about 1858.9148509999.

The spelling of 6423600025 in words is "six billion, four hundred twenty-three million, six hundred thousand, twenty-five".