116143551225 has 36 divisors (see below), whose sum is σ = 224028011116. Its totient is φ = 57178362240.

The previous prime is 116143551197. The next prime is 116143551259. The reversal of 116143551225 is 522155341611.

116143551225 is a `hidden beast` number, since 1 + 1 + 61 + 43 + 551 + 2 + 2 + 5 = 666.

It can be written as a sum of positive squares in 6 ways, for example, as 20159456256 + 95984094969 = 141984^2 + 309813^2 .

It is not a de Polignac number, because 116143551225 - 2⁵ = 116143551193 is a prime.

It is a self number, because there is not a number n which added to its sum of digits gives 116143551225.

It is an unprimeable number.

It is a polite number, since it can be written in 35 ways as a sum of consecutive naturals, for example, 19850674 + ... + 19856523.

Almost surely, 2^116143551225 is an apocalyptic number.

116143551225 is a gapful number since it is divisible by the number (15) formed by its first and last digit.

It is an amenable number.

116143551225 is a deficient number, since it is larger than the sum of its proper divisors (107884459891).

116143551225 is a wasteful number, since it uses less digits than its factorization.

116143551225 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 39707226 (or 39707218 counting only the distinct ones).

The product of its digits is 36000, while the sum is 36.

Adding to 116143551225 its reverse (522155341611), we get a palindrome (638298892836).

The spelling of 116143551225 in words is "one hundred sixteen billion, one hundred forty-three million, five hundred fifty-one thousand, two hundred twenty-five".