22185713139 has 8 divisors (see below), whose sum is σ = 30600983760. Its totient is φ = 14280458976.

The previous prime is 22185713111. The next prime is 22185713213. The reversal of 22185713139 is 93131758122.

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

It is not a de Polignac number, because 22185713139 - 2⁵ = 22185713107 is a prime.

It is a self number, because there is not a number n which added to its sum of digits gives 22185713139.

It is not an unprimeable number, because it can be changed into a prime (22185713839) 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, 127504012 + ... + 127504185.

It is an arithmetic number, because the mean of its divisors is an integer number (3825122970).

Almost surely, 2^22185713139 is an apocalyptic number.

22185713139 is a gapful number since it is divisible by the number (29) formed by its first and last digit.

22185713139 is a deficient number, since it is larger than the sum of its proper divisors (8415270621).

22185713139 is a wasteful number, since it uses less digits than its factorization.

22185713139 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 255008229.

The product of its digits is 90720, while the sum is 42.

The spelling of 22185713139 in words is "twenty-two billion, one hundred eighty-five million, seven hundred thirteen thousand, one hundred thirty-nine".