422842740690 has 16 divisors (see below), whose sum is σ = 1014822577728. Its totient is φ = 112758064176.

The previous prime is 422842740659. The next prime is 422842740709. The reversal of 422842740690 is 96047248224.

422842740690 is digitally balanced in base 4, because in such base it contains all the possibile digits an equal number of times.

It is a super-2 number, since 2×422842740690² (a number of 24 digits) contains 22 as substring.

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, 7047378982 + ... + 7047379041.

It is an arithmetic number, because the mean of its divisors is an integer number (63426411108).

Almost surely, 2^422842740690 is an apocalyptic number.

422842740690 is an abundant number, since it is smaller than the sum of its proper divisors (591979837038).

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

422842740690 is a wasteful number, since it uses less digits than its factorization.

422842740690 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 14094758033.

The product of its (nonzero) digits is 1548288, while the sum is 48.

The spelling of 422842740690 in words is "four hundred twenty-two billion, eight hundred forty-two million, seven hundred forty thousand, six hundred ninety".