22018098937 has 8 divisors (see below), whose sum is σ = 22443755400. Its totient is φ = 21592821120.

The previous prime is 22018098931. The next prime is 22018099013. The reversal of 22018098937 is 73989081022.

It can be written as a sum of positive squares in 4 ways, for example, as 3737977321 + 18280121616 = 61139^2 + 135204^2 .

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 22018098937 - 2²³ = 22009710329 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (22018098931) 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, 24189 + ... + 211237.

It is an arithmetic number, because the mean of its divisors is an integer number (2805469425).

Almost surely, 2^22018098937 is an apocalyptic number.

It is an amenable number.

22018098937 is a deficient number, since it is larger than the sum of its proper divisors (425656463).

22018098937 is a wasteful number, since it uses less digits than its factorization.

22018098937 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 189323.

The product of its (nonzero) digits is 435456, while the sum is 49.

The spelling of 22018098937 in words is "twenty-two billion, eighteen million, ninety-eight thousand, nine hundred thirty-seven".