402144102330 has 64 divisors (see below), whose sum is σ = 1016113887360. Its totient is φ = 101577210624.

The previous prime is 402144102329. The next prime is 402144102331. The reversal of 402144102330 is 33201441204.

It is an interprime number because it is at equal distance from previous prime (402144102329) and next prime (402144102331).

It is a super-2 number, since 2×402144102330² (a number of 24 digits) contains 22 as substring.

It is a self number, because there is not a number n which added to its sum of digits gives 402144102330.

It is not an unprimeable number, because it can be changed into a prime (402144102331) by changing a digit.

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 31 ways as a sum of consecutive naturals, for example, 3521692 + ... + 3634088.

It is an arithmetic number, because the mean of its divisors is an integer number (15876779490).

Almost surely, 2^402144102330 is an apocalyptic number.

402144102330 is an abundant number, since it is smaller than the sum of its proper divisors (613969785030).

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

402144102330 is a wasteful number, since it uses less digits than its factorization.

402144102330 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 118703.

The product of its (nonzero) digits is 2304, while the sum is 24.

Adding to 402144102330 its reverse (33201441204), we get a palindrome (435345543534).

The spelling of 402144102330 in words is "four hundred two billion, one hundred forty-four million, one hundred two thousand, three hundred thirty".