51303402430439 has 2 divisors, whose sum is σ = 51303402430440. Its totient is φ = 51303402430438.

The previous prime is 51303402430403. The next prime is 51303402430451. The reversal of 51303402430439 is 93403420430315.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 51303402430439 - 2³⁶ = 51234682953703 is a prime.

It is a junction number, because it is equal to n+sod(n) for n = 51303402430396 and 51303402430405.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (51303402430139) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 25651701215219 + 25651701215220.

It is an arithmetic number, because the mean of its divisors is an integer number (25651701215220).

Almost surely, 2^{51303402430439} is an apocalyptic number.

51303402430439 is a deficient number, since it is larger than the sum of its proper divisors (1).

51303402430439 is an equidigital number, since it uses as much as digits as its factorization.

51303402430439 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 466560, while the sum is 41.

The spelling of 51303402430439 in words is "fifty-one trillion, three hundred three billion, four hundred two million, four hundred thirty thousand, four hundred thirty-nine".