116185864 has 32 divisors (see below), whose sum is σ = 220877280. Its totient is φ = 57291904.

The previous prime is 116185847. The next prime is 116185967. The reversal of 116185864 is 468581611.

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, 248559 + ... + 249025.

It is an arithmetic number, because the mean of its divisors is an integer number (6902415).

Almost surely, 2^116185864 is an apocalyptic number.

It is an amenable number.

116185864 is a deficient number, since it is larger than the sum of its proper divisors (104691416).

116185864 is a wasteful number, since it uses less digits than its factorization.

116185864 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 837 (or 833 counting only the distinct ones).

The product of its digits is 46080, while the sum is 40.

The square root of 116185864 is about 10778.9546803018. The cubic root of 116185864 is about 487.9602337031.

It can be divided in two parts, 1161 and 85864, that added together give a square (87025 = 295²).

The spelling of 116185864 in words is "one hundred sixteen million, one hundred eighty-five thousand, eight hundred sixty-four".