115689950 has 12 divisors (see below), whose sum is σ = 215183400. Its totient is φ = 46275960.

The previous prime is 115689949. The next prime is 115689967. The reversal of 115689950 is 59986511.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 5 ways as a sum of consecutive naturals, for example, 1156850 + ... + 1156949.

It is an arithmetic number, because the mean of its divisors is an integer number (17931950).

Almost surely, 2^115689950 is an apocalyptic number.

115689950 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

115689950 is a deficient number, since it is larger than the sum of its proper divisors (99493450).

115689950 is a wasteful number, since it uses less digits than its factorization.

115689950 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2313811 (or 2313806 counting only the distinct ones).

The product of its (nonzero) digits is 97200, while the sum is 44.

The square root of 115689950 is about 10755.9262734550. The cubic root of 115689950 is about 487.2649930191.

The spelling of 115689950 in words is "one hundred fifteen million, six hundred eighty-nine thousand, nine hundred fifty".