22504513037 has 4 divisors (see below), whose sum is σ = 22505337120. Its totient is φ = 22503688956.

The previous prime is 22504513019. The next prime is 22504513091. The reversal of 22504513037 is 73031540522.

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, and also an emirpimes, since its reverse is a distinct semiprime: 73031540522 = 2 ⋅36515770261.

It is a cyclic number.

It is not a de Polignac number, because 22504513037 - 2¹⁴ = 22504496653 is a prime.

It is a Duffinian number.

It is a junction number, because it is equal to n+sod(n) for n = 22504512994 and 22504513012.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (22504513237) 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, 369623 + ... + 426180.

It is an arithmetic number, because the mean of its divisors is an integer number (5626334280).

Almost surely, 2^22504513037 is an apocalyptic number.

It is an amenable number.

22504513037 is a deficient number, since it is larger than the sum of its proper divisors (824083).

22504513037 is an equidigital number, since it uses as much as digits as its factorization.

22504513037 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 824082.

The product of its (nonzero) digits is 25200, while the sum is 32.

The spelling of 22504513037 in words is "twenty-two billion, five hundred four million, five hundred thirteen thousand, thirty-seven".