71154147126 has 16 divisors (see below), whose sum is σ = 142348662000. Its totient is φ = 23711321088.

The previous prime is 71154147089. The next prime is 71154147131. The reversal of 71154147126 is 62174145117.

It is a Curzon number.

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, 1659051 + ... + 1701398.

It is an arithmetic number, because the mean of its divisors is an integer number (8896791375).

Almost surely, 2^71154147126 is an apocalyptic number.

71154147126 is an abundant number, since it is smaller than the sum of its proper divisors (71194514874).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

71154147126 is a wasteful number, since it uses less digits than its factorization.

71154147126 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 3363983.

The product of its digits is 47040, while the sum is 39.

The spelling of 71154147126 in words is "seventy-one billion, one hundred fifty-four million, one hundred forty-seven thousand, one hundred twenty-six".