402242004142 has 8 divisors (see below), whose sum is σ = 658214188632. Its totient is φ = 182837274600.

The previous prime is 402242004113. The next prime is 402242004161. The reversal of 402242004142 is 241400242204.

It is a sphenic number, since it is the product of 3 distinct primes.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 9141863709 + ... + 9141863752.

It is an arithmetic number, because the mean of its divisors is an integer number (82276773579).

Almost surely, 2^402242004142 is an apocalyptic number.

402242004142 is a deficient number, since it is larger than the sum of its proper divisors (255972184490).

402242004142 is a wasteful number, since it uses less digits than its factorization.

402242004142 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 18283727474.

The product of its (nonzero) digits is 4096, while the sum is 25.

Adding to 402242004142 its reverse (241400242204), we get a palindrome (643642246346).

The spelling of 402242004142 in words is "four hundred two billion, two hundred forty-two million, four thousand, one hundred forty-two".