42716255816 has 64 divisors (see below), whose sum is σ = 89242137600. Its totient is φ = 19035129600.

The previous prime is 42716255809. The next prime is 42716255843. The reversal of 42716255816 is 61855261724.

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 1400246 + ... + 1430426.

It is an arithmetic number, because the mean of its divisors is an integer number (1394408400).

Almost surely, 2^42716255816 is an apocalyptic number.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 42716255816, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (44621068800).

42716255816 is an abundant number, since it is smaller than the sum of its proper divisors (46525881784).

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

42716255816 is a wasteful number, since it uses less digits than its factorization.

42716255816 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 30670 (or 30666 counting only the distinct ones).

The product of its digits is 806400, while the sum is 47.

The spelling of 42716255816 in words is "forty-two billion, seven hundred sixteen million, two hundred fifty-five thousand, eight hundred sixteen".