115039816644 has 48 divisors (see below), whose sum is σ = 268902361728. Its totient is φ = 38278649088.

The previous prime is 115039816643. The next prime is 115039816651. The reversal of 115039816644 is 446618930511.

It is a junction number, because it is equal to n+sod(n) for n = 115039816593 and 115039816602.

It is not an unprimeable number, because it can be changed into a prime (115039816643) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 29173737 + ... + 29177679.

It is an arithmetic number, because the mean of its divisors is an integer number (5602132536).

Almost surely, 2^115039816644 is an apocalyptic number.

It is an amenable number.

115039816644 is an abundant number, since it is smaller than the sum of its proper divisors (153862545084).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

115039816644 is a wasteful number, since it uses less digits than its factorization.

115039816644 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 7644 (or 7642 counting only the distinct ones).

The product of its (nonzero) digits is 622080, while the sum is 48.

The spelling of 115039816644 in words is "one hundred fifteen billion, thirty-nine million, eight hundred sixteen thousand, six hundred forty-four".