42850778870 has 16 divisors (see below), whose sum is σ = 77134997520. Its totient is φ = 17139512544.

The previous prime is 42850778813. The next prime is 42850778897. The reversal of 42850778870 is 7887705824.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 156776 + ... + 332084.

It is an arithmetic number, because the mean of its divisors is an integer number (4820937345).

Almost surely, 2^42850778870 is an apocalyptic number.

42850778870 is a deficient number, since it is larger than the sum of its proper divisors (34284218650).

42850778870 is a wasteful number, since it uses less digits than its factorization.

42850778870 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 199759.

The product of its (nonzero) digits is 7024640, while the sum is 56.

The spelling of 42850778870 in words is "forty-two billion, eight hundred fifty million, seven hundred seventy-eight thousand, eight hundred seventy".