68283465536 has 56 divisors (see below), whose sum is σ = 159188834784. Its totient is φ = 28650401280.

The previous prime is 68283465529. The next prime is 68283465563. The reversal of 68283465536 is 63556438286.

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 3721370 + ... + 3739673.

It is an arithmetic number, because the mean of its divisors is an integer number (2842657764).

Almost surely, 2^68283465536 is an apocalyptic number.

It is an amenable number.

68283465536 is an abundant number, since it is smaller than the sum of its proper divisors (90905369248).

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

68283465536 is a wasteful number, since it uses less digits than its factorization.

68283465536 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 7461079 (or 7461069 counting only the distinct ones).

The product of its digits is 24883200, while the sum is 56.

The spelling of 68283465536 in words is "sixty-eight billion, two hundred eighty-three million, four hundred sixty-five thousand, five hundred thirty-six".