22551338087 has 8 divisors (see below), whose sum is σ = 22924096752. Its totient is φ = 22178678400.

The previous prime is 22551337999. The next prime is 22551338101. The reversal of 22551338087 is 78083315522.

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 22551338087 - 2¹² = 22551333991 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 (22551338387) 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, 540287 + ... + 580527.

It is an arithmetic number, because the mean of its divisors is an integer number (2865512094).

Almost surely, 2^22551338087 is an apocalyptic number.

22551338087 is a deficient number, since it is larger than the sum of its proper divisors (372758665).

22551338087 is an equidigital number, since it uses as much as digits as its factorization.

22551338087 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 49489.

The product of its (nonzero) digits is 403200, while the sum is 44.

The spelling of 22551338087 in words is "twenty-two billion, five hundred fifty-one million, three hundred thirty-eight thousand, eighty-seven".