42042424400402 has 8 divisors (see below), whose sum is σ = 63063721518336. Its totient is φ = 21021183894292.

The previous prime is 42042424400399. The next prime is 42042424400419. The reversal of 42042424400402 is 20400442424024.

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

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, 12244898 + ... + 15297789.

It is an arithmetic number, because the mean of its divisors is an integer number (7882965189792).

Almost surely, 2^{42042424400402} is an apocalyptic number.

42042424400402 is a deficient number, since it is larger than the sum of its proper divisors (21021297117934).

42042424400402 is a wasteful number, since it uses less digits than its factorization.

42042424400402 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 28305912.

The product of its (nonzero) digits is 65536, while the sum is 32.

Adding to 42042424400402 its reverse (20400442424024), we get a palindrome (62442866824426).

The spelling of 42042424400402 in words is "forty-two trillion, forty-two billion, four hundred twenty-four million, four hundred thousand, four hundred two".