42268312832 has 36 divisors (see below), whose sum is σ = 85527327060. Its totient is φ = 20844638208.

The previous prime is 42268312811. The next prime is 42268312843. The reversal of 42268312832 is 23821386224.

It can be written as a sum of positive squares in 2 ways, for example, as 31621374976 + 10646937856 = 177824^2 + 103184^2 .

It is a super-2 number, since 2×42268312832² (a number of 22 digits) contains 22 as substring.

It is a self number, because there is not a number n which added to its sum of digits gives 42268312832.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 1112207 + ... + 1149582.

It is an arithmetic number, because the mean of its divisors is an integer number (2375759085).

Almost surely, 2^42268312832 is an apocalyptic number.

It is an amenable number.

42268312832 is an abundant number, since it is smaller than the sum of its proper divisors (43259014228).

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

42268312832 is an equidigital number, since it uses as much as digits as its factorization.

42268312832 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2261878 (or 2261864 counting only the distinct ones).

The product of its digits is 221184, while the sum is 41.

The spelling of 42268312832 in words is "forty-two billion, two hundred sixty-eight million, three hundred twelve thousand, eight hundred thirty-two".