22136464139 has 4 divisors (see below), whose sum is σ = 22136846424. Its totient is φ = 22136081856.

The previous prime is 22136464127. The next prime is 22136464157. The reversal of 22136464139 is 93146463122.

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

It is a cyclic number.

It is not a de Polignac number, because 22136464139 - 2⁸ = 22136463883 is a prime.

It is a super-2 number, since 2×22136464139² (a number of 21 digits) contains 22 as substring.

It is a Duffinian number.

It is a junction number, because it is equal to n+sod(n) for n = 22136464096 and 22136464105.

It is not an unprimeable number, because it can be changed into a prime (22136460139) 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, 84422 + ... + 226715.

It is an arithmetic number, because the mean of its divisors is an integer number (5534211606).

Almost surely, 2^22136464139 is an apocalyptic number.

22136464139 is a deficient number, since it is larger than the sum of its proper divisors (382285).

22136464139 is an equidigital number, since it uses as much as digits as its factorization.

22136464139 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 382284.

The product of its digits is 186624, while the sum is 41.

The spelling of 22136464139 in words is "twenty-two billion, one hundred thirty-six million, four hundred sixty-four thousand, one hundred thirty-nine".