402104242063 has 2 divisors, whose sum is σ = 402104242064. Its totient is φ = 402104242062.

The previous prime is 402104241989. The next prime is 402104242069. The reversal of 402104242063 is 360242401204.

It is a strong prime.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-402104242063 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (402104242069) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 201052121031 + 201052121032.

It is an arithmetic number, because the mean of its divisors is an integer number (201052121032).

Almost surely, 2^402104242063 is an apocalyptic number.

402104242063 is a deficient number, since it is larger than the sum of its proper divisors (1).

402104242063 is an equidigital number, since it uses as much as digits as its factorization.

402104242063 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 9216, while the sum is 28.

Adding to 402104242063 its reverse (360242401204), we get a palindrome (762346643267).

The spelling of 402104242063 in words is "four hundred two billion, one hundred four million, two hundred forty-two thousand, sixty-three".