402240042404 has 24 divisors (see below), whose sum is σ = 704376848448. Its totient is φ = 200989570400.

The previous prime is 402240042401. The next prime is 402240042419. The reversal of 402240042404 is 404240042204.

It is not an unprimeable number, because it can be changed into a prime (402240042401) 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, 75168329 + ... + 75173679.

It is an arithmetic number, because the mean of its divisors is an integer number (29349035352).

Almost surely, 2^402240042404 is an apocalyptic number.

It is an amenable number.

402240042404 is a deficient number, since it is larger than the sum of its proper divisors (302136806044).

402240042404 is a wasteful number, since it uses less digits than its factorization.

402240042404 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 14035 (or 14033 counting only the distinct ones).

The product of its (nonzero) digits is 8192, while the sum is 26.

Adding to 402240042404 its reverse (404240042204), we get a palindrome (806480084608).

The spelling of 402240042404 in words is "four hundred two billion, two hundred forty million, forty-two thousand, four hundred four".