402589985204 has 24 divisors (see below), whose sum is σ = 769497019200. Its totient is φ = 182777319680.

The previous prime is 402589985201. The next prime is 402589985251.

402589985204 is nontrivially palindromic in base 10.

It is a self number, because there is not a number n which added to its sum of digits gives 402589985204.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (402589985201) 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, 5415869 + ... + 5489700.

It is an arithmetic number, because the mean of its divisors is an integer number (32062375800).

Almost surely, 2^402589985204 is an apocalyptic number.

402589985204 is a gapful number since it is divisible by the number (44) formed by its first and last digit.

It is an amenable number.

402589985204 is a deficient number, since it is larger than the sum of its proper divisors (366907033996).

402589985204 is a wasteful number, since it uses less digits than its factorization.

402589985204 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 10906423 (or 10906421 counting only the distinct ones).

The product of its (nonzero) digits is 8294400, while the sum is 56.

The spelling of 402589985204 in words is "four hundred two billion, five hundred eighty-nine million, nine hundred eighty-five thousand, two hundred four".