11422793621 has 4 divisors (see below), whose sum is σ = 11427897600. Its totient is φ = 11417689644.

The previous prime is 11422793611. The next prime is 11422793633. The reversal of 11422793621 is 12639722411.

It is a semiprime because it is the product of two primes, and also a Blum integer, because the two primes are equal to 3 mod 4.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-11422793621 is a prime.

It is a Duffinian number.

It is a Curzon number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (11422793611) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 2548631 + ... + 2553108.

It is an arithmetic number, because the mean of its divisors is an integer number (2856974400).

Almost surely, 2^11422793621 is an apocalyptic number.

It is an amenable number.

11422793621 is a deficient number, since it is larger than the sum of its proper divisors (5103979).

11422793621 is an equidigital number, since it uses as much as digits as its factorization.

11422793621 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 5103978.

The product of its digits is 36288, while the sum is 38.

The spelling of 11422793621 in words is "eleven billion, four hundred twenty-two million, seven hundred ninety-three thousand, six hundred twenty-one".