115129153836566 has 16 divisors (see below), whose sum is σ = 172716018572304. Its totient is φ = 57557148154464.

The previous prime is 115129153836563. The next prime is 115129153836649. The reversal of 115129153836566 is 665638351921511.

It is a junction number, because it is equal to n+sod(n) for n = 115129153836499 and 115129153836508.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (115129153836563) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 518388341 + ... + 518610383.

It is an arithmetic number, because the mean of its divisors is an integer number (10794751160769).

Almost surely, 2^{115129153836566} is an apocalyptic number.

115129153836566 is a deficient number, since it is larger than the sum of its proper divisors (57586864735738).

115129153836566 is a wasteful number, since it uses less digits than its factorization.

115129153836566 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 254335.

The product of its digits is 34992000, while the sum is 62.

The spelling of 115129153836566 in words is "one hundred fifteen trillion, one hundred twenty-nine billion, one hundred fifty-three million, eight hundred thirty-six thousand, five hundred sixty-six".