22911362949 has 4 divisors (see below), whose sum is σ = 30548483936. Its totient is φ = 15274241964.

The previous prime is 22911362941. The next prime is 22911362959. The reversal of 22911362949 is 94926311922.

It is a semiprime because it is the product of two primes, and also a Blum integer, because the two primes are equal to 3 mod 4.

It is not a de Polignac number, because 22911362949 - 2³ = 22911362941 is a prime.

It is a Duffinian number.

It is a Curzon number.

It is a junction number, because it is equal to n+sod(n) for n = 22911362898 and 22911362907.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (22911362941) 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, 3818560489 + ... + 3818560494.

It is an arithmetic number, because the mean of its divisors is an integer number (7637120984).

Almost surely, 2^22911362949 is an apocalyptic number.

It is an amenable number.

22911362949 is a deficient number, since it is larger than the sum of its proper divisors (7637120987).

22911362949 is an equidigital number, since it uses as much as digits as its factorization.

22911362949 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 7637120986.

The product of its digits is 419904, while the sum is 48.

The spelling of 22911362949 in words is "twenty-two billion, nine hundred eleven million, three hundred sixty-two thousand, nine hundred forty-nine".