71121263514 has 32 divisors (see below), whose sum is σ = 162590369280. Its totient is φ = 20316925872.

The previous prime is 71121263509. The next prime is 71121263557. The reversal of 71121263514 is 41536212117.

It is a super-3 number, since 3×71121263514³ (a number of 34 digits) contains 333 as substring.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 113697 + ... + 393915.

It is an arithmetic number, because the mean of its divisors is an integer number (5080949040).

Almost surely, 2^71121263514 is an apocalyptic number.

71121263514 is an abundant number, since it is smaller than the sum of its proper divisors (91469105766).

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

71121263514 is a wasteful number, since it uses less digits than its factorization.

71121263514 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 286274.

The product of its digits is 10080, while the sum is 33.

The spelling of 71121263514 in words is "seventy-one billion, one hundred twenty-one million, two hundred sixty-three thousand, five hundred fourteen".