116638755 has 16 divisors (see below), whose sum is σ = 187008000. Its totient is φ = 62078688.

The previous prime is 116638723. The next prime is 116638757. The reversal of 116638755 is 557836611.

It is not a de Polignac number, because 116638755 - 2⁵ = 116638723 is a prime.

It is not an unprimeable number, because it can be changed into a prime (116638757) 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, 307 + ... + 15276.

It is an arithmetic number, because the mean of its divisors is an integer number (11688000).

Almost surely, 2^116638755 is an apocalyptic number.

116638755 is a gapful number since it is divisible by the number (15) formed by its first and last digit.

116638755 is a deficient number, since it is larger than the sum of its proper divisors (70369245).

116638755 is a wasteful number, since it uses less digits than its factorization.

116638755 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 16090.

The product of its digits is 151200, while the sum is 42.

The square root of 116638755 is about 10799.9423609573. The cubic root of 116638755 is about 488.5934325807.

The spelling of 116638755 in words is "one hundred sixteen million, six hundred thirty-eight thousand, seven hundred fifty-five".