20116164566370 has 16 divisors (see below), whose sum is σ = 48278794959360. Its totient is φ = 5364310551024.

The previous prime is 20116164566341. The next prime is 20116164566371. The reversal of 20116164566370 is 7366546161102.

It is a super-2 number, since 2×20116164566370² (a number of 27 digits) contains 22 as substring.

It is not an unprimeable number, because it can be changed into a prime (20116164566371) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 335269409410 + ... + 335269409469.

It is an arithmetic number, because the mean of its divisors is an integer number (3017424684960).

Almost surely, 2^{20116164566370} is an apocalyptic number.

20116164566370 is an abundant number, since it is smaller than the sum of its proper divisors (28162630392990).

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

20116164566370 is a wasteful number, since it uses less digits than its factorization.

20116164566370 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 670538818889.

The product of its (nonzero) digits is 1088640, while the sum is 48.

The spelling of 20116164566370 in words is "twenty trillion, one hundred sixteen billion, one hundred sixty-four million, five hundred sixty-six thousand, three hundred seventy".