22638089761 has 8 divisors (see below), whose sum is σ = 25873017984. Its totient is φ = 19403390400.

The previous prime is 22638089759. The next prime is 22638089777. The reversal of 22638089761 is 16798083622.

It is a sphenic number, since it is the product of 3 distinct primes.

It is a cyclic number.

It is not a de Polignac number, because 22638089761 - 2¹ = 22638089759 is a prime.

It is a Duffinian number.

It is a junction number, because it is equal to n+sod(n) for n = 22638089699 and 22638089708.

It is not an unprimeable number, because it can be changed into a prime (22638089741) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 324921 + ... + 388393.

It is an arithmetic number, because the mean of its divisors is an integer number (3234127248).

Almost surely, 2^22638089761 is an apocalyptic number.

It is an amenable number.

22638089761 is a deficient number, since it is larger than the sum of its proper divisors (3234928223).

22638089761 is an equidigital number, since it uses as much as digits as its factorization.

22638089761 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 114431.

The product of its (nonzero) digits is 1741824, while the sum is 52.

The spelling of 22638089761 in words is "twenty-two billion, six hundred thirty-eight million, eighty-nine thousand, seven hundred sixty-one".