402250566923 has 4 divisors (see below), whose sum is σ = 402265816848. Its totient is φ = 402235317000.

The previous prime is 402250566791. The next prime is 402250566961. The reversal of 402250566923 is 329665052204.

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 402250566923 - 2³² = 397955599627 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (402250566983) 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, 7585328 + ... + 7638173.

It is an arithmetic number, because the mean of its divisors is an integer number (100566454212).

Almost surely, 2^402250566923 is an apocalyptic number.

402250566923 is a deficient number, since it is larger than the sum of its proper divisors (15249925).

402250566923 is a wasteful number, since it uses less digits than its factorization.

402250566923 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 15249924.

The product of its (nonzero) digits is 777600, while the sum is 44.

The spelling of 402250566923 in words is "four hundred two billion, two hundred fifty million, five hundred sixty-six thousand, nine hundred twenty-three".