71361368504 has 16 divisors (see below), whose sum is σ = 133873803600. Its totient is φ = 35661687552.

The previous prime is 71361368497. The next prime is 71361368521. The reversal of 71361368504 is 40586316317.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 2358617 + ... + 2388680.

It is an arithmetic number, because the mean of its divisors is an integer number (8367112725).

Almost surely, 2^71361368504 is an apocalyptic number.

It is an amenable number.

71361368504 is a deficient number, since it is larger than the sum of its proper divisors (62512435096).

71361368504 is a wasteful number, since it uses less digits than its factorization.

71361368504 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 4749182 (or 4749178 counting only the distinct ones).

The product of its (nonzero) digits is 362880, while the sum is 44.

The spelling of 71361368504 in words is "seventy-one billion, three hundred sixty-one million, three hundred sixty-eight thousand, five hundred four".