116665066555610 has 32 divisors (see below), whose sum is σ = 223789715108352. Its totient is φ = 43687344067840.

The previous prime is 116665066555519. The next prime is 116665066555643. The reversal of 116665066555610 is 16555660566611.

It is a happy number.

It is a super-2 number, since 2×116665066555610² (a number of 29 digits) contains 22 as substring.

It is a self number, because there is not a number n which added to its sum of digits gives 116665066555610.

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 5396153231 + ... + 5396174850.

It is an arithmetic number, because the mean of its divisors is an integer number (6993428597136).

Almost surely, 2^{116665066555610} is an apocalyptic number.

116665066555610 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

116665066555610 is a deficient number, since it is larger than the sum of its proper divisors (107124648552742).

116665066555610 is a wasteful number, since it uses less digits than its factorization.

116665066555610 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 10792328158.

The product of its (nonzero) digits is 29160000, while the sum is 59.

The spelling of 116665066555610 in words is "one hundred sixteen trillion, six hundred sixty-five billion, sixty-six million, five hundred fifty-five thousand, six hundred ten".