116961610455 has 24 divisors (see below), whose sum is σ = 203010095808. Its totient is φ = 62294406336.

The previous prime is 116961610421. The next prime is 116961610457. The reversal of 116961610455 is 554016169611.

116961610455 is a `hidden beast` number, since 1 + 16 + 9 + 616 + 10 + 4 + 5 + 5 = 666.

It is not a de Polignac number, because 116961610455 - 2¹⁰ = 116961609431 is a prime.

It is a Harshad number since it is a multiple of its sum of digits (45).

It is a self number, because there is not a number n which added to its sum of digits gives 116961610455.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (116961610457) 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, 1739967 + ... + 1805936.

It is an arithmetic number, because the mean of its divisors is an integer number (8458753992).

Almost surely, 2^116961610455 is an apocalyptic number.

116961610455 is a gapful number since it is divisible by the number (15) formed by its first and last digit.

116961610455 is a deficient number, since it is larger than the sum of its proper divisors (86048485353).

116961610455 is a wasteful number, since it uses less digits than its factorization.

116961610455 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 3546647 (or 3546644 counting only the distinct ones).

The product of its (nonzero) digits is 194400, while the sum is 45.

The spelling of 116961610455 in words is "one hundred sixteen billion, nine hundred sixty-one million, six hundred ten thousand, four hundred fifty-five".