2116551636132 has 72 divisors (see below), whose sum is σ = 4977734580000. Its totient is φ = 699972970752.

The previous prime is 2116551636113. The next prime is 2116551636137. The reversal of 2116551636132 is 2316361556112.

It is a happy number.

It is a super-2 number, since 2×2116551636132² (a number of 25 digits) contains 22 as substring.

It is not an unprimeable number, because it can be changed into a prime (2116551636137) by changing a digit.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 604900119 + ... + 604903617.

It is an arithmetic number, because the mean of its divisors is an integer number (69135202500).

Almost surely, 2^{2116551636132} is an apocalyptic number.

It is an amenable number.

2116551636132 is an abundant number, since it is smaller than the sum of its proper divisors (2861182943868).

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

2116551636132 is a wasteful number, since it uses less digits than its factorization.

2116551636132 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 6393 (or 6252 counting only the distinct ones).

The product of its digits is 194400, while the sum is 42.

The spelling of 2116551636132 in words is "two trillion, one hundred sixteen billion, five hundred fifty-one million, six hundred thirty-six thousand, one hundred thirty-two".