51012797483 has 2 divisors, whose sum is σ = 51012797484. Its totient is φ = 51012797482.

The previous prime is 51012797471. The next prime is 51012797527. The reversal of 51012797483 is 38479721015.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 51012797483 - 2⁴ = 51012797467 is a prime.

It is a super-2 number, since 2×51012797483² (a number of 22 digits) contains 22 as substring.

It is not a weakly prime, because it can be changed into another prime (51012797453) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 25506398741 + 25506398742.

It is an arithmetic number, because the mean of its divisors is an integer number (25506398742).

Almost surely, 2^51012797483 is an apocalyptic number.

51012797483 is a deficient number, since it is larger than the sum of its proper divisors (1).

51012797483 is an equidigital number, since it uses as much as digits as its factorization.

51012797483 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 423360, while the sum is 47.

The spelling of 51012797483 in words is "fifty-one billion, twelve million, seven hundred ninety-seven thousand, four hundred eighty-three".