68041554560 has 64 divisors (see below), whose sum is σ = 185899259520. Its totient is φ = 23328531456.

The previous prime is 68041554517. The next prime is 68041554589. The reversal of 68041554560 is 6545514086.

It is a tau number, because it is divible by the number of its divisors (64).

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 7589444 + ... + 7598403.

It is an arithmetic number, because the mean of its divisors is an integer number (2904675930).

Almost surely, 2^68041554560 is an apocalyptic number.

It is an amenable number.

68041554560 is an abundant number, since it is smaller than the sum of its proper divisors (117857704960).

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

68041554560 is a wasteful number, since it uses less digits than its factorization.

68041554560 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 15187873 (or 15187861 counting only the distinct ones).

The product of its (nonzero) digits is 576000, while the sum is 44.

The spelling of 68041554560 in words is "sixty-eight billion, forty-one million, five hundred fifty-four thousand, five hundred sixty".