262138885612 has 12 divisors (see below), whose sum is σ = 459009617976. Its totient is φ = 130993280480.

The previous prime is 262138885609. The next prime is 262138885643. The reversal of 262138885612 is 216588831262.

262138885612 is digitally balanced in base 3, because in such base it contains all the possibile digits an equal number of times.

It is a super-2 number, since 2×262138885612² (a number of 24 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 262138885612.

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, 19032838 + ... + 19046605.

It is an arithmetic number, because the mean of its divisors is an integer number (38250801498).

Almost surely, 2^262138885612 is an apocalyptic number.

It is an amenable number.

262138885612 is a deficient number, since it is larger than the sum of its proper divisors (196870732364).

262138885612 is a wasteful number, since it uses less digits than its factorization.

262138885612 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 38081168 (or 38081166 counting only the distinct ones).

The product of its digits is 2211840, while the sum is 52.

The spelling of 262138885612 in words is "two hundred sixty-two billion, one hundred thirty-eight million, eight hundred eighty-five thousand, six hundred twelve".