42782444308 has 6 divisors (see below), whose sum is σ = 74869277546. Its totient is φ = 21391222152.

The previous prime is 42782444297. The next prime is 42782444321. The reversal of 42782444308 is 80344428724.

It can be written as a sum of positive squares in only one way, i.e., 42073393924 + 709050384 = 205118^2 + 26628^2 .

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 5347805535 + ... + 5347805542.

Almost surely, 2^42782444308 is an apocalyptic number.

It is an amenable number.

42782444308 is a deficient number, since it is larger than the sum of its proper divisors (32086833238).

42782444308 is a wasteful number, since it uses less digits than its factorization.

42782444308 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 10695611081 (or 10695611079 counting only the distinct ones).

The product of its (nonzero) digits is 1376256, while the sum is 46.

The spelling of 42782444308 in words is "forty-two billion, seven hundred eighty-two million, four hundred forty-four thousand, three hundred eight".