22771914051 has 4 divisors (see below), whose sum is σ = 30362552072. Its totient is φ = 15181276032.

The previous prime is 22771914043. The next prime is 22771914079. The reversal of 22771914051 is 15041917722.

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

It is not a de Polignac number, because 22771914051 - 2³ = 22771914043 is a prime.

It is a super-2 number, since 2×22771914051² (a number of 22 digits) contains 22 as substring.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (22771914091) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 3795319006 + ... + 3795319011.

It is an arithmetic number, because the mean of its divisors is an integer number (7590638018).

Almost surely, 2^22771914051 is an apocalyptic number.

22771914051 is a deficient number, since it is larger than the sum of its proper divisors (7590638021).

22771914051 is an equidigital number, since it uses as much as digits as its factorization.

22771914051 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 7590638020.

The product of its (nonzero) digits is 35280, while the sum is 39.

The spelling of 22771914051 in words is "twenty-two billion, seven hundred seventy-one million, nine hundred fourteen thousand, fifty-one".