71941319126 has 4 divisors (see below), whose sum is σ = 107911978692. Its totient is φ = 35970659562.

The previous prime is 71941319081. The next prime is 71941319137. The reversal of 71941319126 is 62191314917.

It is a happy number.

It is a semiprime because it is the product of two primes, and also an emirpimes, since its reverse is a distinct semiprime: 62191314917 = 52901 ⋅1175617.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 17985329780 + ... + 17985329783.

It is an arithmetic number, because the mean of its divisors is an integer number (26977994673).

Almost surely, 2^71941319126 is an apocalyptic number.

71941319126 is a deficient number, since it is larger than the sum of its proper divisors (35970659566).

71941319126 is a wasteful number, since it uses less digits than its factorization.

71941319126 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 35970659565.

The product of its digits is 81648, while the sum is 44.

The spelling of 71941319126 in words is "seventy-one billion, nine hundred forty-one million, three hundred nineteen thousand, one hundred twenty-six".