22451097619 has 2 divisors, whose sum is σ = 22451097620. Its totient is φ = 22451097618.

The previous prime is 22451097587. The next prime is 22451097631. The reversal of 22451097619 is 91679015422.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 22451097619 - 2⁵ = 22451097587 is a prime.

It is a super-2 number, since 2×22451097619² (a number of 22 digits) contains 22 as substring.

It is not a weakly prime, because it can be changed into another prime (22451097919) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 11225548809 + 11225548810.

It is an arithmetic number, because the mean of its divisors is an integer number (11225548810).

Almost surely, 2^22451097619 is an apocalyptic number.

22451097619 is a deficient number, since it is larger than the sum of its proper divisors (1).

22451097619 is an equidigital number, since it uses as much as digits as its factorization.

22451097619 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 272160, while the sum is 46.

The spelling of 22451097619 in words is "twenty-two billion, four hundred fifty-one million, ninety-seven thousand, six hundred nineteen".