22774901923 has 2 divisors, whose sum is σ = 22774901924. Its totient is φ = 22774901922.

The previous prime is 22774901879. The next prime is 22774901951. The reversal of 22774901923 is 32910947722.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 22774901923 - 2²¹ = 22772804771 is a prime.

It is not a weakly prime, because it can be changed into another prime (22774902923) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 11387450961 + 11387450962.

It is an arithmetic number, because the mean of its divisors is an integer number (11387450962).

Almost surely, 2^22774901923 is an apocalyptic number.

22774901923 is a deficient number, since it is larger than the sum of its proper divisors (1).

22774901923 is an equidigital number, since it uses as much as digits as its factorization.

22774901923 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 381024, while the sum is 46.

The spelling of 22774901923 in words is "twenty-two billion, seven hundred seventy-four million, nine hundred one thousand, nine hundred twenty-three".