71350540583 has 16 divisors (see below), whose sum is σ = 81878917440. Its totient is φ = 60906249216.

The previous prime is 71350540517. The next prime is 71350540589. The reversal of 71350540583 is 38504505317.

It is a cyclic number.

It is not a de Polignac number, because 71350540583 - 2²⁰ = 71349492007 is a prime.

It is a Duffinian number.

It is a self number, because there is not a number n which added to its sum of digits gives 71350540583.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (71350540589) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 4399253 + ... + 4415441.

It is an arithmetic number, because the mean of its divisors is an integer number (5117432340).

Almost surely, 2^71350540583 is an apocalyptic number.

71350540583 is a deficient number, since it is larger than the sum of its proper divisors (10528376857).

71350540583 is a wasteful number, since it uses less digits than its factorization.

71350540583 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 18746.

The product of its (nonzero) digits is 252000, while the sum is 41.

The spelling of 71350540583 in words is "seventy-one billion, three hundred fifty million, five hundred forty thousand, five hundred eighty-three".