71236875264 has 88 divisors (see below), whose sum is σ = 190194139200. Its totient is φ = 23705370624.

The previous prime is 71236875257. The next prime is 71236875277. The reversal of 71236875264 is 46257863217.

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 (11) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 1820772 + ... + 1859484.

Almost surely, 2^71236875264 is an apocalyptic number.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 71236875264, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (95097069600).

71236875264 is an abundant number, since it is smaller than the sum of its proper divisors (118957263936).

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

71236875264 is a wasteful number, since it uses less digits than its factorization.

71236875264 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 39335 (or 39317 counting only the distinct ones).

The product of its digits is 3386880, while the sum is 51.

The spelling of 71236875264 in words is "seventy-one billion, two hundred thirty-six million, eight hundred seventy-five thousand, two hundred sixty-four".