402321414434 has 16 divisors (see below), whose sum is σ = 635748976800. Its totient is φ = 190421910144.

The previous prime is 402321414353. The next prime is 402321414461. The reversal of 402321414434 is 434414123204.

It is a self number, because there is not a number n which added to its sum of digits gives 402321414434.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 4156847 + ... + 4252530.

It is an arithmetic number, because the mean of its divisors is an integer number (39734311050).

Almost surely, 2^402321414434 is an apocalyptic number.

402321414434 is a deficient number, since it is larger than the sum of its proper divisors (233427562366).

402321414434 is a wasteful number, since it uses less digits than its factorization.

402321414434 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 8410657.

The product of its (nonzero) digits is 36864, while the sum is 32.

Adding to 402321414434 its reverse (434414123204), we get a palindrome (836735537638).

The spelling of 402321414434 in words is "four hundred two billion, three hundred twenty-one million, four hundred fourteen thousand, four hundred thirty-four".