402222400342 has 16 divisors (see below), whose sum is σ = 725814858240. Its totient is φ = 163308342888.

The previous prime is 402222400319. The next prime is 402222400343. The reversal of 402222400342 is 243004222204.

It is a congruent 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 7 ways as a sum of consecutive naturals, for example, 756056878 + ... + 756057409.

It is an arithmetic number, because the mean of its divisors is an integer number (45363428640).

Almost surely, 2^402222400342 is an apocalyptic number.

402222400342 is a deficient number, since it is larger than the sum of its proper divisors (323592457898).

402222400342 is a wasteful number, since it uses less digits than its factorization.

402222400342 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1512114315.

The product of its (nonzero) digits is 6144, while the sum is 25.

Adding to 402222400342 its reverse (243004222204), we get a palindrome (645226622546).

The spelling of 402222400342 in words is "four hundred two billion, two hundred twenty-two million, four hundred thousand, three hundred forty-two".