42689566082 has 8 divisors (see below), whose sum is σ = 67801075596. Its totient is φ = 20089207552.

The previous prime is 42689566063. The next prime is 42689566097. The reversal of 42689566082 is 28066598624.

42689566082 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It can be written as a sum of positive squares in 2 ways, for example, as 38169827641 + 4519738441 = 195371^2 + 67229^2 .

It is a sphenic number, since it is the product of 3 distinct primes.

It is a super-3 number, since 3×42689566082³ (a number of 33 digits) contains 333 as substring.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 627787703 + ... + 627787770.

Almost surely, 2^42689566082 is an apocalyptic number.

42689566082 is a deficient number, since it is larger than the sum of its proper divisors (25111509514).

42689566082 is a wasteful number, since it uses less digits than its factorization.

42689566082 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1255575492.

The product of its (nonzero) digits is 9953280, while the sum is 56.

The spelling of 42689566082 in words is "forty-two billion, six hundred eighty-nine million, five hundred sixty-six thousand, eighty-two".