22530620640355 has 16 divisors (see below), whose sum is σ = 27951637457664. Its totient is φ = 17416348871040.

The previous prime is 22530620640349. The next prime is 22530620640383. The reversal of 22530620640355 is 55304602603522.

It is a happy number.

It is not a de Polignac number, because 22530620640355 - 2⁵ = 22530620640323 is a prime.

It is a Duffinian number.

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 111199584 + ... + 111402013.

It is an arithmetic number, because the mean of its divisors is an integer number (1746977341104).

Almost surely, 2^{22530620640355} is an apocalyptic number.

22530620640355 is a deficient number, since it is larger than the sum of its proper divisors (5421016817309).

22530620640355 is a wasteful number, since it uses less digits than its factorization.

22530620640355 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 222602286.

The product of its (nonzero) digits is 1296000, while the sum is 43.

The spelling of 22530620640355 in words is "twenty-two trillion, five hundred thirty billion, six hundred twenty million, six hundred forty thousand, three hundred fifty-five".