42665085052 has 6 divisors (see below), whose sum is σ = 74663898848. Its totient is φ = 21332542524.

The previous prime is 42665085019. The next prime is 42665085103. The reversal of 42665085052 is 25058056624.

42665085052 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

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, 5333135628 + ... + 5333135635.

Almost surely, 2^42665085052 is an apocalyptic number.

It is an amenable number.

42665085052 is a deficient number, since it is larger than the sum of its proper divisors (31998813796).

42665085052 is a wasteful number, since it uses less digits than its factorization.

42665085052 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 10666271267 (or 10666271265 counting only the distinct ones).

The product of its (nonzero) digits is 576000, while the sum is 43.

The spelling of 42665085052 in words is "forty-two billion, six hundred sixty-five million, eighty-five thousand, fifty-two".