42222689702 has 4 divisors (see below), whose sum is σ = 63334034556. Its totient is φ = 21111344850.

The previous prime is 42222689689. The next prime is 42222689711. The reversal of 42222689702 is 20798622224.

It is a semiprime because it is the product of two primes.

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 10555672424 + ... + 10555672427.

It is an arithmetic number, because the mean of its divisors is an integer number (15833508639).

Almost surely, 2^42222689702 is an apocalyptic number.

42222689702 is a deficient number, since it is larger than the sum of its proper divisors (21111344854).

42222689702 is a wasteful number, since it uses less digits than its factorization.

42222689702 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 21111344853.

The product of its (nonzero) digits is 387072, while the sum is 44.

The spelling of 42222689702 in words is "forty-two billion, two hundred twenty-two million, six hundred eighty-nine thousand, seven hundred two".