42022040240402 has 8 divisors (see below), whose sum is σ = 63033562525116. Its totient is φ = 21010852732032.

The previous prime is 42022040240249. The next prime is 42022040240419. The reversal of 42022040240402 is 20404204022024.

It can be written as a sum of positive squares in 2 ways, for example, as 41322025224841 + 700015015561 = 6428221^2 + 836669^2 .

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

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 83380043 + ... + 83882510.

Almost surely, 2^{42022040240402} is an apocalyptic number.

42022040240402 is a deficient number, since it is larger than the sum of its proper divisors (21011522284714).

42022040240402 is a wasteful number, since it uses less digits than its factorization.

42022040240402 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 167388172.

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

Adding to 42022040240402 its reverse (20404204022024), we get a palindrome (62426244262426).

The spelling of 42022040240402 in words is "forty-two trillion, twenty-two billion, forty million, two hundred forty thousand, four hundred two".