116557216 has 24 divisors (see below), whose sum is σ = 229755204. Its totient is φ = 58206720.

The previous prime is 116557183. The next prime is 116557247. The reversal of 116557216 is 612755611.

It can be written as a sum of positive squares in 2 ways, for example, as 116553616 + 3600 = 10796^2 + 60^2 .

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 32236 + ... + 35668.

Almost surely, 2^116557216 is an apocalyptic number.

116557216 is a gapful number since it is divisible by the number (16) formed by its first and last digit.

It is an amenable number.

116557216 is a deficient number, since it is larger than the sum of its proper divisors (113197988).

116557216 is a wasteful number, since it uses less digits than its factorization.

116557216 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 4504 (or 4496 counting only the distinct ones).

The product of its digits is 12600, while the sum is 34.

The square root of 116557216 is about 10796.1667271305. The cubic root of 116557216 is about 488.4795518868.

The spelling of 116557216 in words is "one hundred sixteen million, five hundred fifty-seven thousand, two hundred sixteen".