51482667398401 has 2 divisors, whose sum is σ = 51482667398402. Its totient is φ = 51482667398400.

The previous prime is 51482667398387. The next prime is 51482667398413. The reversal of 51482667398401 is 10489376628415.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 39307871620801 + 12174795777600 = 6269599^2 + 3489240^2 .

It is a cyclic number.

It is not a de Polignac number, because 51482667398401 - 2⁷ = 51482667398273 is a prime.

It is not a weakly prime, because it can be changed into another prime (51482667398101) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 25741333699200 + 25741333699201.

It is an arithmetic number, because the mean of its divisors is an integer number (25741333699201).

It is a 2-persistent number, because it is pandigital, and so is 2⋅51482667398401 = 102965334796802, but 3⋅51482667398401 = 154448002195203 is not.

Almost surely, 2^{51482667398401} is an apocalyptic number.

It is an amenable number.

51482667398401 is a deficient number, since it is larger than the sum of its proper divisors (1).

51482667398401 is an equidigital number, since it uses as much as digits as its factorization.

51482667398401 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 69672960, while the sum is 64.

The spelling of 51482667398401 in words is "fifty-one trillion, four hundred eighty-two billion, six hundred sixty-seven million, three hundred ninety-eight thousand, four hundred one".