116551505650000 has 360 divisors, whose sum is σ = 291451348279224. Its totient is φ = 45122688000000.

The previous prime is 116551505649989. The next prime is 116551505650001. The reversal of 116551505650000 is 56505155611.

It can be written as a sum of positive squares in 12 ways, for example, as 116541697520704 + 9808129296 = 10795448^2 + 99036^2 .

It is a Harshad number since it is a multiple of its sum of digits (40).

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (116551505650001) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 71 ways as a sum of consecutive naturals, for example, 35180048344 + ... + 35180051656.

Almost surely, 2^{116551505650000} is an apocalyptic number.

116551505650000 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 116551505650000, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (145725674139612).

116551505650000 is an abundant number, since it is smaller than the sum of its proper divisors (174899842629224).

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

116551505650000 is an frugal number, since it uses more digits than its factorization.

116551505650000 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 3649 (or 3492 counting only the distinct ones).

The product of its (nonzero) digits is 112500, while the sum is 40.

The spelling of 116551505650000 in words is "one hundred sixteen trillion, five hundred fifty-one billion, five hundred five million, six hundred fifty thousand".