51513037027 has 2 divisors, whose sum is σ = 51513037028. Its totient is φ = 51513037026.

The previous prime is 51513037021. The next prime is 51513037031. The reversal of 51513037027 is 72073031515.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 51513037027 - 2¹⁵ = 51513004259 is a prime.

It is a junction number, because it is equal to n+sod(n) for n = 51513036983 and 51513037001.

It is not a weakly prime, because it can be changed into another prime (51513037021) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 25756518513 + 25756518514.

It is an arithmetic number, because the mean of its divisors is an integer number (25756518514).

Almost surely, 2^51513037027 is an apocalyptic number.

51513037027 is a deficient number, since it is larger than the sum of its proper divisors (1).

51513037027 is an equidigital number, since it uses as much as digits as its factorization.

51513037027 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 22050, while the sum is 34.

The spelling of 51513037027 in words is "fifty-one billion, five hundred thirteen million, thirty-seven thousand, twenty-seven".