51253012516379 has 2 divisors, whose sum is σ = 51253012516380. Its totient is φ = 51253012516378.

The previous prime is 51253012516313. The next prime is 51253012516427. The reversal of 51253012516379 is 97361521035215.

It is a strong prime.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-51253012516379 is a prime.

It is not a weakly prime, because it can be changed into another prime (51253012516309) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 25626506258189 + 25626506258190.

It is an arithmetic number, because the mean of its divisors is an integer number (25626506258190).

Almost surely, 2^{51253012516379} is an apocalyptic number.

51253012516379 is a deficient number, since it is larger than the sum of its proper divisors (1).

51253012516379 is an equidigital number, since it uses as much as digits as its factorization.

51253012516379 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 1701000, while the sum is 50.

The spelling of 51253012516379 in words is "fifty-one trillion, two hundred fifty-three billion, twelve million, five hundred sixteen thousand, three hundred seventy-nine".