6450942401 has 2 divisors, whose sum is σ = 6450942402. Its totient is φ = 6450942400.

The previous prime is 6450942373. The next prime is 6450942437. The reversal of 6450942401 is 1042490546.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 3871826176 + 2579116225 = 62224^2 + 50785^2 .

It is a cyclic number.

It is not a de Polignac number, because 6450942401 - 2¹⁴ = 6450926017 is a prime.

It is a super-2 number, since 2×6450942401² = 83229315722039289602, which contains 22 as substring.

It is not a weakly prime, because it can be changed into another prime (6450942461) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 3225471200 + 3225471201.

It is an arithmetic number, because the mean of its divisors is an integer number (3225471201).

Almost surely, 2^6450942401 is an apocalyptic number.

It is an amenable number.

6450942401 is a deficient number, since it is larger than the sum of its proper divisors (1).

6450942401 is an equidigital number, since it uses as much as digits as its factorization.

6450942401 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 34560, while the sum is 35.

The square root of 6450942401 is about 80317.7589391039. The cubic root of 6450942401 is about 1861.5486390399.

The spelling of 6450942401 in words is "six billion, four hundred fifty million, nine hundred forty-two thousand, four hundred one".