402222400443 has 12 divisors (see below), whose sum is σ = 581389442608. Its totient is φ = 267962945040.

The previous prime is 402222400429. The next prime is 402222400469. The reversal of 402222400443 is 344004222204.

It is not a de Polignac number, because 402222400443 - 2⁴ = 402222400427 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (402222400343) by changing a digit.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 15429748 + ... + 15455793.

Almost surely, 2^402222400443 is an apocalyptic number.

402222400443 is a deficient number, since it is larger than the sum of its proper divisors (179167042165).

402222400443 is a wasteful number, since it uses less digits than its factorization.

402222400443 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 30886994 (or 30886991 counting only the distinct ones).

The product of its (nonzero) digits is 12288, while the sum is 27.

Adding to 402222400443 its reverse (344004222204), we get a palindrome (746226622647).

The spelling of 402222400443 in words is "four hundred two billion, two hundred twenty-two million, four hundred thousand, four hundred forty-three".