42422479646 has 16 divisors (see below), whose sum is σ = 65642234640. Its totient is φ = 20552114880.

The previous prime is 42422479639. The next prime is 42422479663. The reversal of 42422479646 is 64697422424.

42422479646 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a junction number, because it is equal to n+sod(n) for n = 42422479594 and 42422479603.

It is a congruent number.

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, 2586791 + ... + 2603138.

It is an arithmetic number, because the mean of its divisors is an integer number (4102639665).

Almost surely, 2^42422479646 is an apocalyptic number.

42422479646 is a deficient number, since it is larger than the sum of its proper divisors (23219754994).

42422479646 is a wasteful number, since it uses less digits than its factorization.

42422479646 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 5190059.

The product of its digits is 4644864, while the sum is 50.

The spelling of 42422479646 in words is "forty-two billion, four hundred twenty-two million, four hundred seventy-nine thousand, six hundred forty-six".