42790556824 has 8 divisors (see below), whose sum is σ = 80232294060. Its totient is φ = 21395278408.

The previous prime is 42790556801. The next prime is 42790556863. The reversal of 42790556824 is 42865509724.

It is a happy number.

It is a tau number, because it is divible by the number of its divisors (8).

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, 2674409794 + ... + 2674409809.

Almost surely, 2^42790556824 is an apocalyptic number.

It is an amenable number.

42790556824 is a deficient number, since it is larger than the sum of its proper divisors (37441737236).

42790556824 is a wasteful number, since it uses less digits than its factorization.

42790556824 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 5348819609 (or 5348819605 counting only the distinct ones).

The product of its (nonzero) digits is 4838400, while the sum is 52.

The spelling of 42790556824 in words is "forty-two billion, seven hundred ninety million, five hundred fifty-six thousand, eight hundred twenty-four".