116187557049 has 6 divisors (see below), whose sum is σ = 167826471306. Its totient is φ = 77458371360.

The previous prime is 116187557023. The next prime is 116187557051. The reversal of 116187557049 is 940755781611.

116187557049 is a `hidden beast` number, since 1 + 1 + 6 + 1 + 87 + 557 + 0 + 4 + 9 = 666.

It can be written as a sum of positive squares in only one way, i.e., 114603915024 + 1583642025 = 338532^2 + 39795^2 .

It is not a de Polignac number, because 116187557049 - 2⁷ = 116187556921 is a prime.

It is a Curzon number.

It is a junction number, because it is equal to n+sod(n) for n = 116187556986 and 116187557004.

It is not an unprimeable number, because it can be changed into a prime (116187557069) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 5 ways as a sum of consecutive naturals, for example, 6454864272 + ... + 6454864289.

It is an arithmetic number, because the mean of its divisors is an integer number (27971078551).

Almost surely, 2^116187557049 is an apocalyptic number.

It is an amenable number.

116187557049 is a deficient number, since it is larger than the sum of its proper divisors (51638914257).

116187557049 is a wasteful number, since it uses less digits than its factorization.

116187557049 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 12909728567 (or 12909728564 counting only the distinct ones).

The product of its (nonzero) digits is 2116800, while the sum is 54.

The spelling of 116187557049 in words is "one hundred sixteen billion, one hundred eighty-seven million, five hundred fifty-seven thousand, forty-nine".