402432014404009 has 2 divisors, whose sum is σ = 402432014404010. Its totient is φ = 402432014404008.

The previous prime is 402432014403997. The next prime is 402432014404037. The reversal of 402432014404009 is 900404410234204.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 383207051705625 + 19224962698384 = 19575675^2 + 4384628^2 .

It is a cyclic number.

It is not a de Polignac number, because 402432014404009 - 2¹¹ = 402432014401961 is a prime.

It is not a weakly prime, because it can be changed into another prime (402432014404909) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 201216007202004 + 201216007202005.

It is an arithmetic number, because the mean of its divisors is an integer number (201216007202005).

Almost surely, 2^{402432014404009} is an apocalyptic number.

It is an amenable number.

402432014404009 is a deficient number, since it is larger than the sum of its proper divisors (1).

402432014404009 is an equidigital number, since it uses as much as digits as its factorization.

402432014404009 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 110592, while the sum is 37.

The spelling of 402432014404009 in words is "four hundred two trillion, four hundred thirty-two billion, fourteen million, four hundred four thousand, nine".