71373041745 has 16 divisors (see below), whose sum is σ = 116351525952. Its totient is φ = 37347402560.

The previous prime is 71373041737. The next prime is 71373041749. The reversal of 71373041745 is 54714037317.

It is not a de Polignac number, because 71373041745 - 2³ = 71373041737 is a prime.

It is a super-2 number, since 2×71373041745² (a number of 23 digits) contains 22 as substring.

It is a junction number, because it is equal to n+sod(n) for n = 71373041697 and 71373041706.

It is not an unprimeable number, because it can be changed into a prime (71373041749) 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, 44887911 + ... + 44889500.

It is an arithmetic number, because the mean of its divisors is an integer number (7271970372).

Almost surely, 2^71373041745 is an apocalyptic number.

It is an amenable number.

71373041745 is a deficient number, since it is larger than the sum of its proper divisors (44978484207).

71373041745 is a wasteful number, since it uses less digits than its factorization.

71373041745 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 89777472.

The product of its (nonzero) digits is 246960, while the sum is 42.

The spelling of 71373041745 in words is "seventy-one billion, three hundred seventy-three million, forty-one thousand, seven hundred forty-five".