6517661573022 has 32 divisors (see below), whose sum is σ = 13340083363200. Its totient is φ = 2121772709280.

The previous prime is 6517661573011. The next prime is 6517661573023. The reversal of 6517661573022 is 2203751667156.

It is a super-2 number, since 2×6517661573022² (a number of 26 digits) contains 22 as substring.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (6517661573023) 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, 615604 + ... + 3662552.

It is an arithmetic number, because the mean of its divisors is an integer number (416877605100).

Almost surely, 2^{6517661573022} is an apocalyptic number.

6517661573022 is an abundant number, since it is smaller than the sum of its proper divisors (6822421790178).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

6517661573022 is a wasteful number, since it uses less digits than its factorization.

6517661573022 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 3055288.

The product of its (nonzero) digits is 3175200, while the sum is 51.

The spelling of 6517661573022 in words is "six trillion, five hundred seventeen billion, six hundred sixty-one million, five hundred seventy-three thousand, twenty-two".