22290309505857 has 16 divisors (see below), whose sum is σ = 31597748016768. Its totient is φ = 13945919644800.

The previous prime is 22290309505781. The next prime is 22290309505873. The reversal of 22290309505857 is 75850590309222.

It is not a de Polignac number, because 22290309505857 - 2¹⁰ = 22290309504833 is a prime.

It is a junction number, because it is equal to n+sod(n) for n = 22290309505797 and 22290309505806.

It is not an unprimeable number, because it can be changed into a prime (22290309503857) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 3047618644 + ... + 3047625957.

It is an arithmetic number, because the mean of its divisors is an integer number (1974859251048).

Almost surely, 2^{22290309505857} is an apocalyptic number.

It is an amenable number.

22290309505857 is a deficient number, since it is larger than the sum of its proper divisors (9307438510911).

22290309505857 is a wasteful number, since it uses less digits than its factorization.

22290309505857 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 6095244680.

The product of its (nonzero) digits is 13608000, while the sum is 57.

The spelling of 22290309505857 in words is "twenty-two trillion, two hundred ninety billion, three hundred nine million, five hundred five thousand, eight hundred fifty-seven".