68210344252 has 12 divisors (see below), whose sum is σ = 119438372200. Its totient is φ = 34085095056.

The previous prime is 68210344249. The next prime is 68210344277. The reversal of 68210344252 is 25244301286.

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 3 ways as a sum of consecutive naturals, for example, 5011623 + ... + 5025214.

Almost surely, 2^68210344252 is an apocalyptic number.

It is an amenable number.

68210344252 is a deficient number, since it is larger than the sum of its proper divisors (51228027948).

68210344252 is a wasteful number, since it uses less digits than its factorization.

68210344252 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 10038540 (or 10038538 counting only the distinct ones).

The product of its (nonzero) digits is 92160, while the sum is 37.

It can be divided in two parts, 6821034 and 4252, that added together give a palindrome (6825286).

The spelling of 68210344252 in words is "sixty-eight billion, two hundred ten million, three hundred forty-four thousand, two hundred fifty-two".