116718628550 has 48 divisors (see below), whose sum is σ = 225584323584. Its totient is φ = 44882100000.

The previous prime is 116718628531. The next prime is 116718628553. The reversal of 116718628550 is 55826817611.

It is a Harshad number since it is a multiple of its sum of digits (50).

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (116718628553) 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, 15296 + ... + 483395.

It is an arithmetic number, because the mean of its divisors is an integer number (4699673408).

Almost surely, 2^116718628550 is an apocalyptic number.

116718628550 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

116718628550 is a deficient number, since it is larger than the sum of its proper divisors (108865695034).

116718628550 is a wasteful number, since it uses less digits than its factorization.

116718628550 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 498885 (or 498880 counting only the distinct ones).

The product of its (nonzero) digits is 806400, while the sum is 50.

The spelling of 116718628550 in words is "one hundred sixteen billion, seven hundred eighteen million, six hundred twenty-eight thousand, five hundred fifty".