116051566655 has 4 divisors (see below), whose sum is σ = 139261879992. Its totient is φ = 92841253320.

The previous prime is 116051566637. The next prime is 116051566691. The reversal of 116051566655 is 556665150611.

It is a semiprime because it is the product of two primes, and also an emirpimes, since its reverse is a distinct semiprime: 556665150611 = 43 ⋅12945701177.

It is not a de Polignac number, because 116051566655 - 2⁸ = 116051566399 is a prime.

It is a super-4 number, since 4×116051566655⁴ (a number of 45 digits) contains 4444 as substring. Note that it is a super-d number also for d = 3, 2.

It is a Duffinian number.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 11605156661 + ... + 11605156670.

It is an arithmetic number, because the mean of its divisors is an integer number (34815469998).

Almost surely, 2^116051566655 is an apocalyptic number.

116051566655 is a deficient number, since it is larger than the sum of its proper divisors (23210313337).

116051566655 is an equidigital number, since it uses as much as digits as its factorization.

116051566655 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 23210313336.

The product of its (nonzero) digits is 810000, while the sum is 47.

The spelling of 116051566655 in words is "one hundred sixteen billion, fifty-one million, five hundred sixty-six thousand, six hundred fifty-five".