71267068318 has 32 divisors (see below), whose sum is σ = 108106742016. Its totient is φ = 35234504448.

The previous prime is 71267068307. The next prime is 71267068333. The reversal of 71267068318 is 81386076217.

It is a happy number.

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 70351980 + ... + 70352992.

It is an arithmetic number, because the mean of its divisors is an integer number (3378335688).

Almost surely, 2^71267068318 is an apocalyptic number.

71267068318 is a deficient number, since it is larger than the sum of its proper divisors (36839673698).

71267068318 is a wasteful number, since it uses less digits than its factorization.

71267068318 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2148.

The product of its (nonzero) digits is 677376, while the sum is 49.

The spelling of 71267068318 in words is "seventy-one billion, two hundred sixty-seven million, sixty-eight thousand, three hundred eighteen".