22033620537 has 4 divisors (see below), whose sum is σ = 29378160720. Its totient is φ = 14689080356.

The previous prime is 22033620529. The next prime is 22033620563. The reversal of 22033620537 is 73502633022.

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 not a de Polignac number, because 22033620537 - 2³ = 22033620529 is a prime.

It is a junction number, because it is equal to n+sod(n) for n = 22033620498 and 22033620507.

It is not an unprimeable number, because it can be changed into a prime (22033620577) 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, 3672270087 + ... + 3672270092.

It is an arithmetic number, because the mean of its divisors is an integer number (7344540180).

Almost surely, 2^22033620537 is an apocalyptic number.

It is an amenable number.

22033620537 is a deficient number, since it is larger than the sum of its proper divisors (7344540183).

22033620537 is an equidigital number, since it uses as much as digits as its factorization.

22033620537 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 7344540182.

The product of its (nonzero) digits is 45360, while the sum is 33.

The spelling of 22033620537 in words is "twenty-two billion, thirty-three million, six hundred twenty thousand, five hundred thirty-seven".