22090373509 has 8 divisors (see below), whose sum is σ = 22608713088. Its totient is φ = 21574047840.

The previous prime is 22090373471. The next prime is 22090373521. The reversal of 22090373509 is 90537309022.

It is a happy number.

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 22090373509 - 2⁷ = 22090373381 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (22090373209) 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, 481272 + ... + 525169.

It is an arithmetic number, because the mean of its divisors is an integer number (2826089136).

Almost surely, 2^22090373509 is an apocalyptic number.

It is an amenable number.

22090373509 is a deficient number, since it is larger than the sum of its proper divisors (518339579).

22090373509 is a wasteful number, since it uses less digits than its factorization.

22090373509 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1006955.

The product of its (nonzero) digits is 102060, while the sum is 40.

The spelling of 22090373509 in words is "twenty-two billion, ninety million, three hundred seventy-three thousand, five hundred nine".