20343166066522 has 8 divisors (see below), whose sum is σ = 32862037492116. Its totient is φ = 9389153569152.

The previous prime is 20343166066513. The next prime is 20343166066543. The reversal of 20343166066522 is 22566066134302.

It can be written as a sum of positive squares in 2 ways, for example, as 20316303184321 + 26862882201 = 4507361^2 + 163899^2 .

It is a sphenic number, since it is the product of 3 distinct primes.

It is a super-2 number, since 2×20343166066522² (a number of 27 digits) contains 22 as substring.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 391214732023 + ... + 391214732074.

Almost surely, 2^{20343166066522} is an apocalyptic number.

20343166066522 is a deficient number, since it is larger than the sum of its proper divisors (12518871425594).

20343166066522 is a wasteful number, since it uses less digits than its factorization.

20343166066522 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 782429464112.

The product of its (nonzero) digits is 1866240, while the sum is 46.

The spelling of 20343166066522 in words is "twenty trillion, three hundred forty-three billion, one hundred sixty-six million, sixty-six thousand, five hundred twenty-two".