115405416777 has 16 divisors (see below), whose sum is σ = 175890511232. Its totient is φ = 65932963200.

The previous prime is 115405416739. The next prime is 115405416781. The reversal of 115405416777 is 777614504511.

It is not a de Polignac number, because 115405416777 - 2¹⁰ = 115405415753 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (115405416727) 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, 431548 + ... + 645789.

It is an arithmetic number, because the mean of its divisors is an integer number (10993156952).

Almost surely, 2^115405416777 is an apocalyptic number.

It is an amenable number.

115405416777 is a deficient number, since it is larger than the sum of its proper divisors (60485094455).

115405416777 is a wasteful number, since it uses less digits than its factorization.

115405416777 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1082448.

The product of its (nonzero) digits is 823200, while the sum is 48.

The spelling of 115405416777 in words is "one hundred fifteen billion, four hundred five million, four hundred sixteen thousand, seven hundred seventy-seven".