71034273057 has 16 divisors (see below), whose sum is σ = 103354990848. Its totient is φ = 43037569680.

The previous prime is 71034273047. The next prime is 71034273073. The reversal of 71034273057 is 75037243017.

It is not a de Polignac number, because 71034273057 - 2¹⁰ = 71034272033 is a prime.

It is a super-2 number, since 2×71034273057² (a number of 23 digits) contains 22 as substring.

It is not an unprimeable number, because it can be changed into a prime (71034273047) 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, 230323 + ... + 441720.

It is an arithmetic number, because the mean of its divisors is an integer number (6459686928).

Almost surely, 2^71034273057 is an apocalyptic number.

It is an amenable number.

71034273057 is a deficient number, since it is larger than the sum of its proper divisors (32320717791).

71034273057 is a wasteful number, since it uses less digits than its factorization.

71034273057 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 675260.

The product of its (nonzero) digits is 123480, while the sum is 39.

The spelling of 71034273057 in words is "seventy-one billion, thirty-four million, two hundred seventy-three thousand, fifty-seven".