68140195782000 has 160 divisors (see below), whose sum is σ = 220500665536320. Its totient is φ = 18103169305600.

The previous prime is 68140195781963. The next prime is 68140195782107. The reversal of 68140195782000 is 28759104186.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 19495107 + ... + 22723106.

It is an arithmetic number, because the mean of its divisors is an integer number (1378129159602).

Almost surely, 2^{68140195782000} is an apocalyptic number.

68140195782000 is a gapful number since it is divisible by the number (60) formed by its first and last digit.

It is an amenable number.

68140195782000 is an abundant number, since it is smaller than the sum of its proper divisors (152360469754320).

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

68140195782000 is a wasteful number, since it uses less digits than its factorization.

68140195782000 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 42218508 (or 42218492 counting only the distinct ones).

The product of its (nonzero) digits is 967680, while the sum is 51.

The spelling of 68140195782000 in words is "sixty-eight trillion, one hundred forty billion, one hundred ninety-five million, seven hundred eighty-two thousand".