22379729819 has 8 divisors (see below), whose sum is σ = 22905560832. Its totient is φ = 21854143080.

The previous prime is 22379729807. The next prime is 22379729833. The reversal of 22379729819 is 91892797322.

It is a sphenic number, since it is the product of 3 distinct primes.

It is a cyclic number.

It is not a de Polignac number, because 22379729819 - 2⁸ = 22379729563 is a prime.

It is a super-2 number, since 2×22379729819² (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 (22379726819) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 131354 + ... + 249024.

It is an arithmetic number, because the mean of its divisors is an integer number (2863195104).

Almost surely, 2^22379729819 is an apocalyptic number.

22379729819 is a deficient number, since it is larger than the sum of its proper divisors (525831013).

22379729819 is a wasteful number, since it uses less digits than its factorization.

22379729819 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 122137.

The product of its digits is 6858432, while the sum is 59.

The spelling of 22379729819 in words is "twenty-two billion, three hundred seventy-nine million, seven hundred twenty-nine thousand, eight hundred nineteen".