116661225550 has 12 divisors (see below), whose sum is σ = 216989879616. Its totient is φ = 46664490200.

The previous prime is 116661225521. The next prime is 116661225581. The reversal of 116661225550 is 55522166611.

116661225550 is digitally balanced in base 3, because in such base it contains all the possibile digits an equal number of times.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 5 ways as a sum of consecutive naturals, for example, 1166612206 + ... + 1166612305.

It is an arithmetic number, because the mean of its divisors is an integer number (18082489968).

Almost surely, 2^116661225550 is an apocalyptic number.

116661225550 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

116661225550 is a deficient number, since it is larger than the sum of its proper divisors (100328654066).

116661225550 is a wasteful number, since it uses less digits than its factorization.

116661225550 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2333224523 (or 2333224518 counting only the distinct ones).

The product of its (nonzero) digits is 108000, while the sum is 40.

The spelling of 116661225550 in words is "one hundred sixteen billion, six hundred sixty-one million, two hundred twenty-five thousand, five hundred fifty".