786943322755 has 4 divisors (see below), whose sum is σ = 944331987312. Its totient is φ = 629554658200.

The previous prime is 786943322681. The next prime is 786943322833. The reversal of 786943322755 is 557223349687.

It is a semiprime because it is the product of two primes.

It is a de Polignac number, because none of the positive numbers 2^k-786943322755 is a prime.

It is a Duffinian number.

It is a junction number, because it is equal to n+sod(n) for n = 786943322693 and 786943322702.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 78694332271 + ... + 78694332280.

It is an arithmetic number, because the mean of its divisors is an integer number (236082996828).

Almost surely, 2^786943322755 is an apocalyptic number.

786943322755 is a deficient number, since it is larger than the sum of its proper divisors (157388664557).

786943322755 is a wasteful number, since it uses less digits than its factorization.

786943322755 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 157388664556.

The product of its digits is 76204800, while the sum is 61.

The spelling of 786943322755 in words is "seven hundred eighty-six billion, nine hundred forty-three million, three hundred twenty-two thousand, seven hundred fifty-five".