5402001439873 has 2 divisors, whose sum is σ = 5402001439874. Its totient is φ = 5402001439872.

The previous prime is 5402001439859. The next prime is 5402001440009. The reversal of 5402001439873 is 3789341002045.

5402001439873 is digitally balanced in base 3, because in such base it contains all the possibile digits an equal number of times.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 3989355091569 + 1412646348304 = 1997337^2 + 1188548^2 .

It is a cyclic number.

It is not a de Polignac number, because 5402001439873 - 2²¹ = 5401999342721 is a prime.

It is a super-2 number, since 2×5402001439873² (a number of 26 digits) contains 22 as substring.

It is not a weakly prime, because it can be changed into another prime (5402001439073) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 2701000719936 + 2701000719937.

It is an arithmetic number, because the mean of its divisors is an integer number (2701000719937).

Almost surely, 2^{5402001439873} is an apocalyptic number.

It is an amenable number.

5402001439873 is a deficient number, since it is larger than the sum of its proper divisors (1).

5402001439873 is an equidigital number, since it uses as much as digits as its factorization.

5402001439873 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 725760, while the sum is 46.

The spelling of 5402001439873 in words is "five trillion, four hundred two billion, one million, four hundred thirty-nine thousand, eight hundred seventy-three".