51939736386011 has 2 divisors, whose sum is σ = 51939736386012. Its totient is φ = 51939736386010.

The previous prime is 51939736385983. The next prime is 51939736386053. The reversal of 51939736386011 is 11068363793915.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 51939736386011 - 2³⁸ = 51664858479067 is a prime.

It is not a weakly prime, because it can be changed into another prime (51939736386911) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 25969868193005 + 25969868193006.

It is an arithmetic number, because the mean of its divisors is an integer number (25969868193006).

Almost surely, 2^{51939736386011} is an apocalyptic number.

51939736386011 is a deficient number, since it is larger than the sum of its proper divisors (1).

51939736386011 is an equidigital number, since it uses as much as digits as its factorization.

51939736386011 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 22044960, while the sum is 62.

The spelling of 51939736386011 in words is "fifty-one trillion, nine hundred thirty-nine billion, seven hundred thirty-six million, three hundred eighty-six thousand, eleven".