22540322419 has 4 divisors (see below), whose sum is σ = 22541123320. Its totient is φ = 22539521520.

The previous prime is 22540322407. The next prime is 22540322429. The reversal of 22540322419 is 91422304522.

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

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-22540322419 is a prime.

It is a super-2 number, since 2×22540322419² (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 (22540322429) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 356637 + ... + 415054.

It is an arithmetic number, because the mean of its divisors is an integer number (5635280830).

Almost surely, 2^22540322419 is an apocalyptic number.

22540322419 is a deficient number, since it is larger than the sum of its proper divisors (800901).

22540322419 is an equidigital number, since it uses as much as digits as its factorization.

22540322419 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 800900.

The product of its (nonzero) digits is 34560, while the sum is 34.

The spelling of 22540322419 in words is "twenty-two billion, five hundred forty million, three hundred twenty-two thousand, four hundred nineteen".