68401068448254 has 32 divisors (see below), whose sum is σ = 144926657287200. Its totient is φ = 21447701563392.

The previous prime is 68401068448253. The next prime is 68401068448277. The reversal of 68401068448254 is 45284486010486.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (68401068448253) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (29) of ones.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 178826229 + ... + 179208320.

It is an arithmetic number, because the mean of its divisors is an integer number (4528958040225).

Almost surely, 2^{68401068448254} is an apocalyptic number.

68401068448254 is an abundant number, since it is smaller than the sum of its proper divisors (76525588838946).

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

68401068448254 is a wasteful number, since it uses less digits than its factorization.

68401068448254 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 358036444.

The product of its (nonzero) digits is 47185920, while the sum is 60.

The spelling of 68401068448254 in words is "sixty-eight trillion, four hundred one billion, sixty-eight million, four hundred forty-eight thousand, two hundred fifty-four".