42845899806 has 40 divisors (see below), whose sum is σ = 96418683504. Its totient is φ = 14220658080.

The previous prime is 42845899793. The next prime is 42845899813. The reversal of 42845899806 is 60899854824.

42845899806 is a `hidden beast` number, since 42 + 8 + 4 + 589 + 9 + 8 + 0 + 6 = 666.

42845899806 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a super-2 number, since 2×42845899806² (a number of 22 digits) contains 22 as substring.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 19 ways as a sum of consecutive naturals, for example, 529810 + ... + 605301.

Almost surely, 2^42845899806 is an apocalyptic number.

42845899806 is an abundant number, since it is smaller than the sum of its proper divisors (53572783698).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

42845899806 is a wasteful number, since it uses less digits than its factorization.

42845899806 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1135358 (or 1135349 counting only the distinct ones).

The product of its (nonzero) digits is 39813120, while the sum is 63.

The spelling of 42845899806 in words is "forty-two billion, eight hundred forty-five million, eight hundred ninety-nine thousand, eight hundred six".