51773473379 has 2 divisors, whose sum is σ = 51773473380. Its totient is φ = 51773473378.

The previous prime is 51773473313. The next prime is 51773473387. The reversal of 51773473379 is 97337437715.

It is a strong prime.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-51773473379 is a prime.

It is not a weakly prime, because it can be changed into another prime (51773473879) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 25886736689 + 25886736690.

It is an arithmetic number, because the mean of its divisors is an integer number (25886736690).

Almost surely, 2^51773473379 is an apocalyptic number.

51773473379 is a deficient number, since it is larger than the sum of its proper divisors (1).

51773473379 is an equidigital number, since it uses as much as digits as its factorization.

51773473379 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 11668860, while the sum is 56.

The spelling of 51773473379 in words is "fifty-one billion, seven hundred seventy-three million, four hundred seventy-three thousand, three hundred seventy-nine".