115567075066 has 32 divisors (see below), whose sum is σ = 181685235600. Its totient is φ = 55061260800.

The previous prime is 115567075031. The next prime is 115567075069. The reversal of 115567075066 is 660570765511.

It can be written as a sum of positive squares in 8 ways, for example, as 85836694441 + 29730380625 = 292979^2 + 172425^2 .

It is not an unprimeable number, because it can be changed into a prime (115567075069) 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, 1802040 + ... + 1865068.

Almost surely, 2^115567075066 is an apocalyptic number.

115567075066 is a deficient number, since it is larger than the sum of its proper divisors (66118160534).

115567075066 is a wasteful number, since it uses less digits than its factorization.

115567075066 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 63474.

The product of its (nonzero) digits is 1323000, while the sum is 49.

The spelling of 115567075066 in words is "one hundred fifteen billion, five hundred sixty-seven million, seventy-five thousand, sixty-six".