42828816679 has 8 divisors (see below), whose sum is σ = 47090239488. Its totient is φ = 38628709560.

The previous prime is 42828816677. The next prime is 42828816697. The reversal of 42828816679 is 97661882824.

It is a sphenic number, since it is the product of 3 distinct primes.

It is a cyclic number.

It is not a de Polignac number, because 42828816679 - 2¹ = 42828816677 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (42828816677) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 15327457 + ... + 15330250.

It is an arithmetic number, because the mean of its divisors is an integer number (5886279936).

Almost surely, 2^42828816679 is an apocalyptic number.

42828816679 is a deficient number, since it is larger than the sum of its proper divisors (4261422809).

42828816679 is a wasteful number, since it uses less digits than its factorization.

42828816679 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 30657845.

The product of its digits is 18579456, while the sum is 61.

The spelling of 42828816679 in words is "forty-two billion, eight hundred twenty-eight million, eight hundred sixteen thousand, six hundred seventy-nine".