68850340515452 has 12 divisors (see below), whose sum is σ = 121436821067520. Its totient is φ = 34154105924736.

The previous prime is 68850340515427. The next prime is 68850340515479. The reversal of 68850340515452 is 25451504305886.

It is a happy number.

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, 67766082677 + ... + 67766083692.

It is an arithmetic number, because the mean of its divisors is an integer number (10119735088960).

Almost surely, 2^{68850340515452} is an apocalyptic number.

It is an amenable number.

68850340515452 is a deficient number, since it is larger than the sum of its proper divisors (52586480552068).

68850340515452 is a wasteful number, since it uses less digits than its factorization.

68850340515452 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 135532166500 (or 135532166498 counting only the distinct ones).

The product of its (nonzero) digits is 23040000, while the sum is 56.

The spelling of 68850340515452 in words is "sixty-eight trillion, eight hundred fifty billion, three hundred forty million, five hundred fifteen thousand, four hundred fifty-two".