42824286660 has 96 divisors (see below), whose sum is σ = 124377200640. Its totient is φ = 10996296192.

The previous prime is 42824286647. The next prime is 42824286667. The reversal of 42824286660 is 6668242824.

It is a happy number.

It is not an unprimeable number, because it can be changed into a prime (42824286667) by changing a digit.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 616029 + ... + 682011.

It is an arithmetic number, because the mean of its divisors is an integer number (1295595840).

Almost surely, 2^42824286660 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 42824286660, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (62188600320).

42824286660 is an abundant number, since it is smaller than the sum of its proper divisors (81552913980).

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

42824286660 is a wasteful number, since it uses less digits than its factorization.

42824286660 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 66397 (or 66395 counting only the distinct ones).

The product of its (nonzero) digits is 1769472, while the sum is 48.

The spelling of 42824286660 in words is "forty-two billion, eight hundred twenty-four million, two hundred eighty-six thousand, six hundred sixty".