71833161126257 has 4 divisors (see below), whose sum is σ = 72504499080816. Its totient is φ = 71161823171700.

The previous prime is 71833161126197. The next prime is 71833161126319. The reversal of 71833161126257 is 75262116133817.

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 71833161126257 - 2²⁰ = 71833160077681 is a prime.

It is a Duffinian number.

It is a junction number, because it is equal to n+sod(n) for n = 71833161126199 and 71833161126208.

It is not an unprimeable number, because it can be changed into a prime (71833161126157) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 335668977119 + ... + 335668977332.

It is an arithmetic number, because the mean of its divisors is an integer number (18126124770204).

Almost surely, 2^{71833161126257} is an apocalyptic number.

It is an amenable number.

71833161126257 is a deficient number, since it is larger than the sum of its proper divisors (671337954559).

71833161126257 is a wasteful number, since it uses less digits than its factorization.

71833161126257 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 671337954558.

The product of its digits is 2540160, while the sum is 53.

The spelling of 71833161126257 in words is "seventy-one trillion, eight hundred thirty-three billion, one hundred sixty-one million, one hundred twenty-six thousand, two hundred fifty-seven".