51235134433463 has 2 divisors, whose sum is σ = 51235134433464. Its totient is φ = 51235134433462.

The previous prime is 51235134433421. The next prime is 51235134433507. The reversal of 51235134433463 is 36433443153215.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 51235134433463 - 2³⁸ = 50960256526519 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (51235134433163) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 25617567216731 + 25617567216732.

It is an arithmetic number, because the mean of its divisors is an integer number (25617567216732).

Almost surely, 2^{51235134433463} is an apocalyptic number.

51235134433463 is a deficient number, since it is larger than the sum of its proper divisors (1).

51235134433463 is an equidigital number, since it uses as much as digits as its factorization.

51235134433463 is an evil number, because the sum of its binary digits is even.

The product of its digits is 4665600, while the sum is 47.

Adding to 51235134433463 its reverse (36433443153215), we get a palindrome (87668577586678).

The spelling of 51235134433463 in words is "fifty-one trillion, two hundred thirty-five billion, one hundred thirty-four million, four hundred thirty-three thousand, four hundred sixty-three".