71359412413 has 4 divisors (see below), whose sum is σ = 72529238908. Its totient is φ = 70189585920.

The previous prime is 71359412329. The next prime is 71359412429. The reversal of 71359412413 is 31421495317.

It is a semiprime because it is the product of two primes.

It can be written as a sum of positive squares in 2 ways, for example, as 3614775129 + 67744637284 = 60123^2 + 260278^2 .

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-71359412413 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (71359422413) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 584913156 + ... + 584913277.

It is an arithmetic number, because the mean of its divisors is an integer number (18132309727).

Almost surely, 2^71359412413 is an apocalyptic number.

It is an amenable number.

71359412413 is a deficient number, since it is larger than the sum of its proper divisors (1169826495).

71359412413 is a wasteful number, since it uses less digits than its factorization.

71359412413 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1169826494.

The product of its digits is 90720, while the sum is 40.

The spelling of 71359412413 in words is "seventy-one billion, three hundred fifty-nine million, four hundred twelve thousand, four hundred thirteen".