22436983641 has 4 divisors (see below), whose sum is σ = 29915978192. Its totient is φ = 14957989092.

The previous prime is 22436983633. The next prime is 22436983661. The reversal of 22436983641 is 14638963422.

It is a semiprime because it is the product of two primes, and also a Blum integer, because the two primes are equal to 3 mod 4.

It is not a de Polignac number, because 22436983641 - 2³ = 22436983633 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (22436983661) 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, 3739497271 + ... + 3739497276.

It is an arithmetic number, because the mean of its divisors is an integer number (7478994548).

Almost surely, 2^22436983641 is an apocalyptic number.

It is an amenable number.

22436983641 is a deficient number, since it is larger than the sum of its proper divisors (7478994551).

22436983641 is an equidigital number, since it uses as much as digits as its factorization.

22436983641 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 7478994550.

The product of its digits is 1492992, while the sum is 48.

The spelling of 22436983641 in words is "twenty-two billion, four hundred thirty-six million, nine hundred eighty-three thousand, six hundred forty-one".