402004443043 has 24 divisors (see below), whose sum is σ = 495201715344. Its totient is φ = 324269568000.

The previous prime is 402004443011. The next prime is 402004443047. The reversal of 402004443043 is 340344400204.

It is not a de Polignac number, because 402004443043 - 2⁵ = 402004443011 is a prime.

It is not an unprimeable number, because it can be changed into a prime (402004443047) by changing a digit.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 9283843 + ... + 9327043.

It is an arithmetic number, because the mean of its divisors is an integer number (20633404806).

Almost surely, 2^402004443043 is an apocalyptic number.

402004443043 is a deficient number, since it is larger than the sum of its proper divisors (93197272301).

402004443043 is a wasteful number, since it uses less digits than its factorization.

402004443043 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 54403 (or 54396 counting only the distinct ones).

The product of its (nonzero) digits is 18432, while the sum is 28.

Adding to 402004443043 its reverse (340344400204), we get a palindrome (742348843247).

The spelling of 402004443043 in words is "four hundred two billion, four million, four hundred forty-three thousand, forty-three".