402604242406 has 16 divisors (see below), whose sum is σ = 623535027840. Its totient is φ = 194762312640.

The previous prime is 402604242401. The next prime is 402604242413. The reversal of 402604242406 is 604242406204.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (402604242401) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (23) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 505551 + ... + 1029946.

It is an arithmetic number, because the mean of its divisors is an integer number (38970939240).

Almost surely, 2^402604242406 is an apocalyptic number.

402604242406 is a deficient number, since it is larger than the sum of its proper divisors (220930785434).

402604242406 is a wasteful number, since it uses less digits than its factorization.

402604242406 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1539759.

The product of its (nonzero) digits is 73728, while the sum is 34.

The spelling of 402604242406 in words is "four hundred two billion, six hundred four million, two hundred forty-two thousand, four hundred six".