42816332769 has 32 divisors (see below), whose sum is σ = 66093941760. Its totient is φ = 24149765952.

The previous prime is 42816332747. The next prime is 42816332777. The reversal of 42816332769 is 96723361824.

42816332769 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is not a de Polignac number, because 42816332769 - 2⁷ = 42816332641 is a prime.

It is a super-2 number, since 2×42816332769² (a number of 22 digits) contains 22 as substring.

It is not an unprimeable number, because it can be changed into a prime (42816332729) 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, 462594 + ... + 547380.

It is an arithmetic number, because the mean of its divisors is an integer number (2065435680).

Almost surely, 2^42816332769 is an apocalyptic number.

It is an amenable number.

42816332769 is a deficient number, since it is larger than the sum of its proper divisors (23277608991).

42816332769 is a wasteful number, since it uses less digits than its factorization.

42816332769 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 85109.

The product of its digits is 2612736, while the sum is 51.

The spelling of 42816332769 in words is "forty-two billion, eight hundred sixteen million, three hundred thirty-two thousand, seven hundred sixty-nine".