116501201280 has 192 divisors, whose sum is σ = 425957875200. Its totient is φ = 29239492608.

The previous prime is 116501201251. The next prime is 116501201303. The reversal of 116501201280 is 82102105611.

116501201280 is a `hidden beast` number, since 1 + 1 + 650 + 1 + 2 + 0 + 1 + 2 + 8 + 0 = 666.

It is a tau number, because it is divible by the number of its divisors (192).

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 496960 + ... + 692799.

It is an arithmetic number, because the mean of its divisors is an integer number (2218530600).

Almost surely, 2^116501201280 is an apocalyptic number.

116501201280 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

It is an amenable number.

116501201280 is an abundant number, since it is smaller than the sum of its proper divisors (309456673920).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

116501201280 is a wasteful number, since it uses less digits than its factorization.

116501201280 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1189801 (or 1189786 counting only the distinct ones).

The product of its (nonzero) digits is 960, while the sum is 27.

Adding to 116501201280 its reverse (82102105611), we get a palindrome (198603306891).

The spelling of 116501201280 in words is "one hundred sixteen billion, five hundred one million, two hundred one thousand, two hundred eighty".