71252713504 has 96 divisors (see below), whose sum is σ = 169246264320. Its totient is φ = 28845704448.

The previous prime is 71252713489. The next prime is 71252713517. The reversal of 71252713504 is 40531725217.

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 1452709 + ... + 1500955.

It is an arithmetic number, because the mean of its divisors is an integer number (1762981920).

Almost surely, 2^71252713504 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 71252713504, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (84623132160).

71252713504 is an abundant number, since it is smaller than the sum of its proper divisors (97993550816).

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

71252713504 is a wasteful number, since it uses less digits than its factorization.

71252713504 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 48630 (or 48622 counting only the distinct ones).

The product of its (nonzero) digits is 58800, while the sum is 37.

The spelling of 71252713504 in words is "seventy-one billion, two hundred fifty-two million, seven hundred thirteen thousand, five hundred four".