42774882422 has 4 divisors (see below), whose sum is σ = 64162323636. Its totient is φ = 21387441210.

The previous prime is 42774882421. The next prime is 42774882439. The reversal of 42774882422 is 22428847724.

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

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (42774882421) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 10693720604 + ... + 10693720607.

It is an arithmetic number, because the mean of its divisors is an integer number (16040580909).

Almost surely, 2^42774882422 is an apocalyptic number.

42774882422 is a deficient number, since it is larger than the sum of its proper divisors (21387441214).

42774882422 is a wasteful number, since it uses less digits than its factorization.

42774882422 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 21387441213.

The product of its digits is 3211264, while the sum is 50.

The spelling of 42774882422 in words is "forty-two billion, seven hundred seventy-four million, eight hundred eighty-two thousand, four hundred twenty-two".