22743421571 has 6 divisors (see below), whose sum is σ = 24627492180. Its totient is φ = 20993927448.

The previous prime is 22743421567. The next prime is 22743421573. The reversal of 22743421571 is 17512434722.

It is not a de Polignac number, because 22743421571 - 2² = 22743421567 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (22743421573) by changing a digit.

It is a polite number, since it can be written in 5 ways as a sum of consecutive naturals, for example, 67288061 + ... + 67288398.

It is an arithmetic number, because the mean of its divisors is an integer number (4104582030).

Almost surely, 2^22743421571 is an apocalyptic number.

22743421571 is a deficient number, since it is larger than the sum of its proper divisors (1884070609).

22743421571 is a wasteful number, since it uses less digits than its factorization.

22743421571 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 134576485 (or 134576472 counting only the distinct ones).

The product of its digits is 94080, while the sum is 38.

The spelling of 22743421571 in words is "twenty-two billion, seven hundred forty-three million, four hundred twenty-one thousand, five hundred seventy-one".