115818515404 has 12 divisors (see below), whose sum is σ = 206994793824. Its totient is φ = 56677145744.

The previous prime is 115818515401. The next prime is 115818515411. The reversal of 115818515404 is 404515818511.

It is a happy number.

It is not an unprimeable number, because it can be changed into a prime (115818515401) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 308027779 + ... + 308028154.

It is an arithmetic number, because the mean of its divisors is an integer number (17249566152).

Almost surely, 2^115818515404 is an apocalyptic number.

It is an amenable number.

115818515404 is a deficient number, since it is larger than the sum of its proper divisors (91176278420).

115818515404 is a wasteful number, since it uses less digits than its factorization.

115818515404 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 616055984 (or 616055982 counting only the distinct ones).

The product of its (nonzero) digits is 128000, while the sum is 43.

The spelling of 115818515404 in words is "one hundred fifteen billion, eight hundred eighteen million, five hundred fifteen thousand, four hundred four".