22612470451 has 4 divisors (see below), whose sum is σ = 22640843232. Its totient is φ = 22584097672.

The previous prime is 22612470421. The next prime is 22612470467. The reversal of 22612470451 is 15407421622.

It is a semiprime because it is the product of two primes.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-22612470451 is a prime.

It is a super-2 number, since 2×22612470451² (a number of 22 digits) contains 22 as substring.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (22612470421) 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, 14185195 + ... + 14186788.

It is an arithmetic number, because the mean of its divisors is an integer number (5660210808).

Almost surely, 2^22612470451 is an apocalyptic number.

22612470451 is a deficient number, since it is larger than the sum of its proper divisors (28372781).

22612470451 is an equidigital number, since it uses as much as digits as its factorization.

22612470451 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 28372780.

The product of its (nonzero) digits is 26880, while the sum is 34.

The spelling of 22612470451 in words is "twenty-two billion, six hundred twelve million, four hundred seventy thousand, four hundred fifty-one".