402104242064 has 20 divisors (see below), whose sum is σ = 890373679104. Its totient is φ = 172330389408.

The previous prime is 402104242063. The next prime is 402104242069. The reversal of 402104242064 is 460242401204.

It is not an unprimeable number, because it can be changed into a prime (402104242063) 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 3 ways as a sum of consecutive naturals, for example, 1795108112 + ... + 1795108335.

Almost surely, 2^402104242064 is an apocalyptic number.

It is an amenable number.

402104242064 is an abundant number, since it is smaller than the sum of its proper divisors (488269437040).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

402104242064 is a wasteful number, since it uses less digits than its factorization.

402104242064 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 3590216462 (or 3590216456 counting only the distinct ones).

The product of its (nonzero) digits is 12288, while the sum is 29.

Adding to 402104242064 its reverse (460242401204), we get a palindrome (862346643268).

The spelling of 402104242064 in words is "four hundred two billion, one hundred four million, two hundred forty-two thousand, sixty-four".