115878090828566 has 32 divisors (see below), whose sum is σ = 201656343208320. Its totient is φ = 49385226873600.

The previous prime is 115878090828557. The next prime is 115878090828583. The reversal of 115878090828566 is 665828090878511.

It is a junction number, because it is equal to n+sod(n) for n = 115878090828493 and 115878090828502.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 1428930140 + ... + 1429011231.

It is an arithmetic number, because the mean of its divisors is an integer number (6301760725260).

Almost surely, 2^{115878090828566} is an apocalyptic number.

115878090828566 is a deficient number, since it is larger than the sum of its proper divisors (85778252379754).

115878090828566 is a wasteful number, since it uses less digits than its factorization.

115878090828566 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2857941500.

The product of its (nonzero) digits is 464486400, while the sum is 74.

The spelling of 115878090828566 in words is "one hundred fifteen trillion, eight hundred seventy-eight billion, ninety million, eight hundred twenty-eight thousand, five hundred sixty-six".