71573714033 has 4 divisors (see below), whose sum is σ = 71606146560. Its totient is φ = 71541281508.

The previous prime is 71573714021. The next prime is 71573714059. The reversal of 71573714033 is 33041737517.

It is a semiprime because it is the product of two primes, and also a Blum integer, because the two primes are equal to 3 mod 4.

It is a cyclic number.

It is not a de Polignac number, because 71573714033 - 2¹⁰ = 71573713009 is a prime.

It is a super-2 number, since 2×71573714033² (a number of 23 digits) contains 22 as substring.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (71573714833) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 16212953 + ... + 16217366.

It is an arithmetic number, because the mean of its divisors is an integer number (17901536640).

Almost surely, 2^71573714033 is an apocalyptic number.

It is an amenable number.

71573714033 is a deficient number, since it is larger than the sum of its proper divisors (32432527).

71573714033 is a wasteful number, since it uses less digits than its factorization.

71573714033 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 32432526.

The product of its (nonzero) digits is 185220, while the sum is 41.

The spelling of 71573714033 in words is "seventy-one billion, five hundred seventy-three million, seven hundred fourteen thousand, thirty-three".