116666065550 has 24 divisors (see below), whose sum is σ = 217083984456. Its totient is φ = 46648124640.

The previous prime is 116666065547. The next prime is 116666065603. The reversal of 116666065550 is 55560666611.

116666065550 is digitally balanced in base 3, because in such base it contains all the possibile digits an equal number of times.

It is a super-2 number, since 2×116666065550² (a number of 23 digits) contains 22 as substring.

It is a junction number, because it is equal to n+sod(n) for n = 116666065495 and 116666065504.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 328412 + ... + 584111.

It is an arithmetic number, because the mean of its divisors is an integer number (9045166019).

Almost surely, 2^116666065550 is an apocalyptic number.

116666065550 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

116666065550 is a deficient number, since it is larger than the sum of its proper divisors (100417918906).

116666065550 is a wasteful number, since it uses less digits than its factorization.

116666065550 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 915092 (or 915087 counting only the distinct ones).

The product of its (nonzero) digits is 972000, while the sum is 47.

The spelling of 116666065550 in words is "one hundred sixteen billion, six hundred sixty-six million, sixty-five thousand, five hundred fifty".