2116613264560 has 20 divisors (see below), whose sum is σ = 4921125840288. Its totient is φ = 846645305792.

The previous prime is 2116613264503. The next prime is 2116613264561. The reversal of 2116613264560 is 654623166112.

It is a tau number, because it is divible by the number of its divisors (20).

It is a super-2 number, since 2×2116613264560² (a number of 25 digits) contains 22 as substring.

It is not an unprimeable number, because it can be changed into a prime (2116613264561) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 13228832824 + ... + 13228832983.

Almost surely, 2^{2116613264560} is an apocalyptic number.

2116613264560 is a gapful number since it is divisible by the number (20) formed by its first and last digit.

It is an amenable number.

2116613264560 is an abundant number, since it is smaller than the sum of its proper divisors (2804512575728).

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

2116613264560 is a wasteful number, since it uses less digits than its factorization.

2116613264560 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 26457665820 (or 26457665814 counting only the distinct ones).

The product of its (nonzero) digits is 311040, while the sum is 43.

The spelling of 2116613264560 in words is "two trillion, one hundred sixteen billion, six hundred thirteen million, two hundred sixty-four thousand, five hundred sixty".