71403523617073 has 8 divisors (see below), whose sum is σ = 72730820671616. Its totient is φ = 70081282933200.

The previous prime is 71403523616917. The next prime is 71403523617077. The reversal of 71403523617073 is 37071632530417.

It is a sphenic number, since it is the product of 3 distinct primes.

It is a cyclic number.

It is not a de Polignac number, because 71403523617073 - 2²¹ = 71403521519921 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (71403523617077) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 1264064163 + ... + 1264120648.

It is an arithmetic number, because the mean of its divisors is an integer number (9091352583952).

Almost surely, 2^{71403523617073} is an apocalyptic number.

It is an amenable number.

71403523617073 is a deficient number, since it is larger than the sum of its proper divisors (1327297054543).

71403523617073 is a wasteful number, since it uses less digits than its factorization.

71403523617073 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2528185335.

The product of its (nonzero) digits is 2222640, while the sum is 49.

The spelling of 71403523617073 in words is "seventy-one trillion, four hundred three billion, five hundred twenty-three million, six hundred seventeen thousand, seventy-three".