22866829451 has 2 divisors, whose sum is σ = 22866829452. Its totient is φ = 22866829450.

The previous prime is 22866829417. The next prime is 22866829493. The reversal of 22866829451 is 15492866822.

It is a weak prime.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-22866829451 is a prime.

It is a super-2 number, since 2×22866829451² (a number of 22 digits) contains 22 as substring.

It is a Sophie Germain prime.

It is a junction number, because it is equal to n+sod(n) for n = 22866829393 and 22866829402.

It is not a weakly prime, because it can be changed into another prime (22866829151) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 11433414725 + 11433414726.

It is an arithmetic number, because the mean of its divisors is an integer number (11433414726).

Almost surely, 2^22866829451 is an apocalyptic number.

22866829451 is a deficient number, since it is larger than the sum of its proper divisors (1).

22866829451 is an equidigital number, since it uses as much as digits as its factorization.

22866829451 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 3317760, while the sum is 53.

The spelling of 22866829451 in words is "twenty-two billion, eight hundred sixty-six million, eight hundred twenty-nine thousand, four hundred fifty-one".