5402001440009 has 2 divisors, whose sum is σ = 5402001440010. Its totient is φ = 5402001440008.

The previous prime is 5402001439873. The next prime is 5402001440023. The reversal of 5402001440009 is 9000441002045.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 3085907055625 + 2316094384384 = 1756675^2 + 1521872^2 .

It is a cyclic number.

It is not a de Polignac number, because 5402001440009 - 2⁸ = 5402001439753 is a prime.

It is not a weakly prime, because it can be changed into another prime (5402001440089) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 2701000720004 + 2701000720005.

It is an arithmetic number, because the mean of its divisors is an integer number (2701000720005).

Almost surely, 2^{5402001440009} is an apocalyptic number.

It is an amenable number.

5402001440009 is a deficient number, since it is larger than the sum of its proper divisors (1).

5402001440009 is an equidigital number, since it uses as much as digits as its factorization.

5402001440009 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 5760, while the sum is 29.

The spelling of 5402001440009 in words is "five trillion, four hundred two billion, one million, four hundred forty thousand, nine".