76091593345 has 4 divisors (see below), whose sum is σ = 91309912020. Its totient is φ = 60873274672.

The previous prime is 76091593327. The next prime is 76091593447. The reversal of 76091593345 is 54339519067.

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

It can be written as a sum of positive squares in 2 ways, for example, as 13619590209 + 62472003136 = 116703^2 + 249944^2 .

It is a cyclic number.

It is not a de Polignac number, because 76091593345 - 2⁷ = 76091593217 is a prime.

It is a junction number, because it is equal to n+sod(n) for n = 76091593292 and 76091593301.

It is an unprimeable number.

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 3 ways as a sum of consecutive naturals, for example, 7609159330 + ... + 7609159339.

It is an arithmetic number, because the mean of its divisors is an integer number (22827478005).

Almost surely, 2^76091593345 is an apocalyptic number.

It is an amenable number.

76091593345 is a deficient number, since it is larger than the sum of its proper divisors (15218318675).

76091593345 is a wasteful number, since it uses less digits than its factorization.

76091593345 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 15218318674.

The product of its (nonzero) digits is 3061800, while the sum is 52.

The spelling of 76091593345 in words is "seventy-six billion, ninety-one million, five hundred ninety-three thousand, three hundred forty-five".