22919698093 has 4 divisors (see below), whose sum is σ = 23710032540. Its totient is φ = 22129363648.

The previous prime is 22919698057. The next prime is 22919698111. The reversal of 22919698093 is 39089691922.

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

It can be written as a sum of positive squares in 2 ways, for example, as 7022775204 + 15896922889 = 83802^2 + 126083^2 .

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-22919698093 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 (22919698493) 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, 395167180 + ... + 395167237.

It is an arithmetic number, because the mean of its divisors is an integer number (5927508135).

Almost surely, 2^22919698093 is an apocalyptic number.

It is an amenable number.

22919698093 is a deficient number, since it is larger than the sum of its proper divisors (790334447).

22919698093 is an equidigital number, since it uses as much as digits as its factorization.

22919698093 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 790334446.

The product of its (nonzero) digits is 3779136, while the sum is 58.

The spelling of 22919698093 in words is "twenty-two billion, nine hundred nineteen million, six hundred ninety-eight thousand, ninety-three".