2399116045705 has 16 divisors (see below), whose sum is σ = 3004801776144. Its totient is φ = 1837150981120.

The previous prime is 2399116045691. The next prime is 2399116045721. The reversal of 2399116045705 is 5075406119932.

It can be written as a sum of positive squares in 8 ways, for example, as 119535456121 + 2279580589584 = 345739^2 + 1509828^2 .

It is not a de Polignac number, because 2399116045705 - 2³¹ = 2396968562057 is a prime.

It is a Duffinian 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, 110394844 + ... + 110416573.

It is an arithmetic number, because the mean of its divisors is an integer number (187800111009).

Almost surely, 2^{2399116045705} is an apocalyptic number.

It is an amenable number.

2399116045705 is a deficient number, since it is larger than the sum of its proper divisors (605685730439).

2399116045705 is a wasteful number, since it uses less digits than its factorization.

2399116045705 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 220811516.

The product of its (nonzero) digits is 2041200, while the sum is 52.

The spelling of 2399116045705 in words is "two trillion, three hundred ninety-nine billion, one hundred sixteen million, forty-five thousand, seven hundred five".