71385042027476 has 48 divisors (see below), whose sum is σ = 128345027419728. Its totient is φ = 34720144588800.

The previous prime is 71385042027463. The next prime is 71385042027493. The reversal of 71385042027476 is 67472024058317.

It can be written as a sum of positive squares in 8 ways, for example, as 13990023624976 + 57395018402500 = 3740324^2 + 7575950^2 .

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 15 ways as a sum of consecutive naturals, for example, 708605606 + ... + 708706338.

It is an arithmetic number, because the mean of its divisors is an integer number (2673854737911).

Almost surely, 2^{71385042027476} is an apocalyptic number.

It is an amenable number.

71385042027476 is a deficient number, since it is larger than the sum of its proper divisors (56959985392252).

71385042027476 is a wasteful number, since it uses less digits than its factorization.

71385042027476 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 113372 (or 113370 counting only the distinct ones).

The product of its (nonzero) digits is 15805440, while the sum is 56.

The spelling of 71385042027476 in words is "seventy-one trillion, three hundred eighty-five billion, forty-two million, twenty-seven thousand, four hundred seventy-six".