12777790723339 has 4 divisors (see below), whose sum is σ = 12904303502880. Its totient is φ = 12651277943800.

The previous prime is 12777790723333. The next prime is 12777790723441. The reversal of 12777790723339 is 93332709777721.

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

It is a cyclic number.

It is not a de Polignac number, because 12777790723339 - 2²³ = 12777782334731 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (12777790723333) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 63256389619 + ... + 63256389820.

It is an arithmetic number, because the mean of its divisors is an integer number (3226075875720).

Almost surely, 2^{12777790723339} is an apocalyptic number.

12777790723339 is a deficient number, since it is larger than the sum of its proper divisors (126512779541).

12777790723339 is a wasteful number, since it uses less digits than its factorization.

12777790723339 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 126512779540.

The product of its (nonzero) digits is 147027636, while the sum is 67.

The spelling of 12777790723339 in words is "twelve trillion, seven hundred seventy-seven billion, seven hundred ninety million, seven hundred twenty-three thousand, three hundred thirty-nine".