71170080530 has 32 divisors (see below), whose sum is σ = 133370831664. Its totient is φ = 27319182336.

The previous prime is 71170080523. The next prime is 71170080539. The reversal of 71170080530 is 3508007117.

It can be written as a sum of positive squares in 8 ways, for example, as 60442714201 + 10727366329 = 245851^2 + 103573^2 .

It is not an unprimeable number, because it can be changed into a prime (71170080539) 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, 1290467 + ... + 1344486.

Almost surely, 2^71170080530 is an apocalyptic number.

71170080530 is a deficient number, since it is larger than the sum of its proper divisors (62200751134).

71170080530 is a wasteful number, since it uses less digits than its factorization.

71170080530 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2635070.

The product of its (nonzero) digits is 5880, while the sum is 32.

Adding to 71170080530 its reverse (3508007117), we get a palindrome (74678087647).

The spelling of 71170080530 in words is "seventy-one billion, one hundred seventy million, eighty thousand, five hundred thirty".