646086422223 has 48 divisors (see below), whose sum is σ = 1063378243200. Its totient is φ = 388750272480.

The previous prime is 646086422213. The next prime is 646086422227. The reversal of 646086422223 is 322224680646.

It is not a de Polignac number, because 646086422223 - 2²⁴ = 646069645007 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (646086422227) by changing a digit.

It is a polite number, since it can be written in 47 ways as a sum of consecutive naturals, for example, 497908 + ... + 1241001.

It is an arithmetic number, because the mean of its divisors is an integer number (22153713400).

Almost surely, 2^646086422223 is an apocalyptic number.

646086422223 is a deficient number, since it is larger than the sum of its proper divisors (417291820977).

646086422223 is a wasteful number, since it uses less digits than its factorization.

646086422223 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1739074 (or 1739062 counting only the distinct ones).

The product of its (nonzero) digits is 1327104, while the sum is 45.

The spelling of 646086422223 in words is "six hundred forty-six billion, eighty-six million, four hundred twenty-two thousand, two hundred twenty-three".