115778066 has 16 divisors (see below), whose sum is σ = 176515200. Its totient is φ = 56947440.

The previous prime is 115778051. The next prime is 115778099. The reversal of 115778066 is 660877511.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 30071 + ... + 33701.

It is an arithmetic number, because the mean of its divisors is an integer number (11032200).

Almost surely, 2^115778066 is an apocalyptic number.

115778066 is a deficient number, since it is larger than the sum of its proper divisors (60737134).

115778066 is a wasteful number, since it uses less digits than its factorization.

115778066 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 3889.

The product of its (nonzero) digits is 70560, while the sum is 41.

The square root of 115778066 is about 10760.0216542533. The cubic root of 115778066 is about 487.3886711374.

The spelling of 115778066 in words is "one hundred fifteen million, seven hundred seventy-eight thousand, sixty-six".