71141871548 has 24 divisors (see below), whose sum is σ = 136459997184. Its totient is φ = 32183953200.

The previous prime is 71141871499. The next prime is 71141871553. The reversal of 71141871548 is 84517814117.

It is a super-2 number, since 2×71141871548² (a number of 23 digits) contains 22 as substring.

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 3822140 + ... + 3840707.

It is an arithmetic number, because the mean of its divisors is an integer number (5685833216).

Almost surely, 2^71141871548 is an apocalyptic number.

It is an amenable number.

71141871548 is a deficient number, since it is larger than the sum of its proper divisors (65318125636).

71141871548 is a wasteful number, since it uses less digits than its factorization.

71141871548 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 7663073 (or 7663071 counting only the distinct ones).

The product of its digits is 250880, while the sum is 47.

The spelling of 71141871548 in words is "seventy-one billion, one hundred forty-one million, eight hundred seventy-one thousand, five hundred forty-eight".