426625303999 has 4 divisors (see below), whose sum is σ = 426897561664. Its totient is φ = 426353046336.

The previous prime is 426625303997. The next prime is 426625304069. The reversal of 426625303999 is 999303526624.

It is a semiprime because it is the product of two primes.

It is a cyclic number.

It is not a de Polignac number, because 426625303999 - 2¹ = 426625303997 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (426625303997) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 136126482 + ... + 136129615.

It is an arithmetic number, because the mean of its divisors is an integer number (106724390416).

Almost surely, 2^426625303999 is an apocalyptic number.

426625303999 is a deficient number, since it is larger than the sum of its proper divisors (272257665).

426625303999 is a wasteful number, since it uses less digits than its factorization.

426625303999 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 272257664.

The product of its (nonzero) digits is 18895680, while the sum is 58.

The spelling of 426625303999 in words is "four hundred twenty-six billion, six hundred twenty-five million, three hundred three thousand, nine hundred ninety-nine".