71172003764 has 12 divisors (see below), whose sum is σ = 124565333088. Its totient is φ = 35581908600.

The previous prime is 71172003751. The next prime is 71172003811. The reversal of 71172003764 is 46730027117.

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 3 ways as a sum of consecutive naturals, for example, 984032 + ... + 1053879.

It is an arithmetic number, because the mean of its divisors is an integer number (10380444424).

Almost surely, 2^71172003764 is an apocalyptic number.

It is an amenable number.

71172003764 is a deficient number, since it is larger than the sum of its proper divisors (53393329324).

71172003764 is a wasteful number, since it uses less digits than its factorization.

71172003764 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2046646 (or 2046644 counting only the distinct ones).

The product of its (nonzero) digits is 49392, while the sum is 38.

The spelling of 71172003764 in words is "seventy-one billion, one hundred seventy-two million, three thousand, seven hundred sixty-four".