22090958810405 has 8 divisors (see below), whose sum is σ = 26510335791000. Its totient is φ = 17671976902656.

The previous prime is 22090958810351. The next prime is 22090958810441. The reversal of 22090958810405 is 50401885909022.

It is a happy number.

It is a Cunningham number, because it is equal to 4700102²+1.

It can be written as a sum of positive squares in 4 ways, for example, as 1 + 22090958810404 = 1^2 + 4700102^2 .

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 22090958810405 - 2¹⁸ = 22090958548261 is a prime.

It is a super-2 number, since 2×22090958810405² (a number of 27 digits) contains 22 as substring.

It is a Curzon number.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 98645180 + ... + 98868869.

It is an arithmetic number, because the mean of its divisors is an integer number (3313791973875).

Almost surely, 2^{22090958810405} is an apocalyptic number.

It is an amenable number.

22090958810405 is a deficient number, since it is larger than the sum of its proper divisors (4419376980595).

22090958810405 is a wasteful number, since it uses less digits than its factorization.

22090958810405 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 197536423.

The product of its (nonzero) digits is 2073600, while the sum is 53.

The spelling of 22090958810405 in words is "twenty-two trillion, ninety billion, nine hundred fifty-eight million, eight hundred ten thousand, four hundred five".