2326816777665 has 16 divisors (see below), whose sum is σ = 3884772359808. Its totient is φ = 1187013776256.

The previous prime is 2326816777547. The next prime is 2326816777673. The reversal of 2326816777665 is 5667776186232.

It is not a de Polignac number, because 2326816777665 - 2³⁵ = 2292457039297 is a prime.

It is a Curzon number.

It is a junction number, because it is equal to n+sod(n) for n = 2326816777596 and 2326816777605.

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, 3372197884 + ... + 3372198573.

It is an arithmetic number, because the mean of its divisors is an integer number (242798272488).

Almost surely, 2^{2326816777665} is an apocalyptic number.

It is an amenable number.

2326816777665 is a deficient number, since it is larger than the sum of its proper divisors (1557955582143).

2326816777665 is a wasteful number, since it uses less digits than its factorization.

2326816777665 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 6744396488.

The product of its digits is 213373440, while the sum is 66.

The spelling of 2326816777665 in words is "two trillion, three hundred twenty-six billion, eight hundred sixteen million, seven hundred seventy-seven thousand, six hundred sixty-five".