22450957723 has 4 divisors (see below), whose sum is σ = 22454956048. Its totient is φ = 22446959400.

The previous prime is 22450957721. The next prime is 22450957729. The reversal of 22450957723 is 32775905422.

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 22450957723 - 2¹ = 22450957721 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (22450957721) 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, 1990728 + ... + 2001973.

It is an arithmetic number, because the mean of its divisors is an integer number (5613739012).

Almost surely, 2^22450957723 is an apocalyptic number.

22450957723 is a deficient number, since it is larger than the sum of its proper divisors (3998325).

22450957723 is an equidigital number, since it uses as much as digits as its factorization.

22450957723 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 3998324.

The product of its (nonzero) digits is 1058400, while the sum is 46.

The spelling of 22450957723 in words is "twenty-two billion, four hundred fifty million, nine hundred fifty-seven thousand, seven hundred twenty-three".