68446229574 has 16 divisors (see below), whose sum is σ = 139212671040. Its totient is φ = 22428707880.

The previous prime is 68446229569. The next prime is 68446229581. The reversal of 68446229574 is 47592264486.

It is a congruent number.

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, 96675112 + ... + 96675819.

It is an arithmetic number, because the mean of its divisors is an integer number (8700791940).

Almost surely, 2^68446229574 is an apocalyptic number.

68446229574 is an abundant number, since it is smaller than the sum of its proper divisors (70766441466).

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

68446229574 is a wasteful number, since it uses less digits than its factorization.

68446229574 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 193350995.

The product of its digits is 23224320, while the sum is 57.

The spelling of 68446229574 in words is "sixty-eight billion, four hundred forty-six million, two hundred twenty-nine thousand, five hundred seventy-four".