22400238051 has 6 divisors (see below), whose sum is σ = 32355899420. Its totient is φ = 14933492028.

The previous prime is 22400238041. The next prime is 22400238059. The reversal of 22400238051 is 15083200422.

22400238051 is a `hidden beast` number, since 22 + 400 + 238 + 0 + 5 + 1 = 666.

It is not a de Polignac number, because 22400238051 - 2³⁰ = 21326496227 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (22400238059) by changing a digit.

It is a polite number, since it can be written in 5 ways as a sum of consecutive naturals, for example, 1244457661 + ... + 1244457678.

Almost surely, 2^22400238051 is an apocalyptic number.

22400238051 is a deficient number, since it is larger than the sum of its proper divisors (9955661369).

22400238051 is a wasteful number, since it uses less digits than its factorization.

22400238051 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2488915345 (or 2488915342 counting only the distinct ones).

The product of its (nonzero) digits is 3840, while the sum is 27.

Adding to 22400238051 its reverse (15083200422), we get a palindrome (37483438473).

The spelling of 22400238051 in words is "twenty-two billion, four hundred million, two hundred thirty-eight thousand, fifty-one".