115005051166 has 4 divisors (see below), whose sum is σ = 172507576752. Its totient is φ = 57502525582.

The previous prime is 115005051149. The next prime is 115005051197. The reversal of 115005051166 is 661150500511.

It is a semiprime because it is the product of two primes.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 28751262790 + ... + 28751262793.

It is an arithmetic number, because the mean of its divisors is an integer number (43126894188).

Almost surely, 2^115005051166 is an apocalyptic number.

115005051166 is a deficient number, since it is larger than the sum of its proper divisors (57502525586).

115005051166 is an equidigital number, since it uses as much as digits as its factorization.

115005051166 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 57502525585.

The product of its (nonzero) digits is 4500, while the sum is 31.

Adding to 115005051166 its reverse (661150500511), we get a palindrome (776155551677).

It can be divided in two parts, 1150050 and 51166, that added together give a square (1201216 = 1096²).

The spelling of 115005051166 in words is "one hundred fifteen billion, five million, fifty-one thousand, one hundred sixty-six".