116819549 has 16 divisors (see below), whose sum is σ = 146065920. Its totient is φ = 90765360.

The previous prime is 116819509. The next prime is 116819557. The reversal of 116819549 is 945918611.

It is not a de Polignac number, because 116819549 - 2¹² = 116815453 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (116819509) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 27182 + ... + 31184.

It is an arithmetic number, because the mean of its divisors is an integer number (9129120).

Almost surely, 2^116819549 is an apocalyptic number.

It is an amenable number.

116819549 is a deficient number, since it is larger than the sum of its proper divisors (29246371).

116819549 is a wasteful number, since it uses less digits than its factorization.

116819549 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 4400.

The product of its digits is 77760, while the sum is 44.

The square root of 116819549 is about 10808.3092572335. The cubic root of 116819549 is about 488.8457476873.

The spelling of 116819549 in words is "one hundred sixteen million, eight hundred nineteen thousand, five hundred forty-nine".