116520722064 has 120 divisors (see below), whose sum is σ = 328716460800. Its totient is φ = 38528628480.

The previous prime is 116520722041. The next prime is 116520722083. The reversal of 116520722064 is 460227025611.

It is a happy number.

116520722064 is a `hidden beast` number, since 1 + 1 + 6 + 520 + 72 + 2 + 0 + 64 = 666.

It is a Harshad number since it is a multiple of its sum of digits (36).

It is an unprimeable number.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 42852897 + ... + 42855615.

It is an arithmetic number, because the mean of its divisors is an integer number (2739303840).

Almost surely, 2^116520722064 is an apocalyptic number.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 116520722064, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (164358230400).

116520722064 is an abundant number, since it is smaller than the sum of its proper divisors (212195738736).

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

116520722064 is a wasteful number, since it uses less digits than its factorization.

116520722064 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 5013 (or 5004 counting only the distinct ones).

The product of its (nonzero) digits is 40320, while the sum is 36.

Adding to 116520722064 its reverse (460227025611), we get a palindrome (576747747675).

The spelling of 116520722064 in words is "one hundred sixteen billion, five hundred twenty million, seven hundred twenty-two thousand, sixty-four".