402241424142 has 16 divisors (see below), whose sum is σ = 804490573392. Its totient is φ = 134079187200.

The previous prime is 402241424099. The next prime is 402241424153. The reversal of 402241424142 is 241424142204.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 527392 + ... + 1040492.

It is an arithmetic number, because the mean of its divisors is an integer number (50280660837).

Almost surely, 2^402241424142 is an apocalyptic number.

402241424142 is an abundant number, since it is smaller than the sum of its proper divisors (402249149250).

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

402241424142 is a wasteful number, since it uses less digits than its factorization.

402241424142 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 643763.

The product of its (nonzero) digits is 16384, while the sum is 30.

Adding to 402241424142 its reverse (241424142204), we get a palindrome (643665566346).

The spelling of 402241424142 in words is "four hundred two billion, two hundred forty-one million, four hundred twenty-four thousand, one hundred forty-two".