71416223351856 has 100 divisors (see below), whose sum is σ = 206701615705992. Its totient is φ = 23805137620224.

The previous prime is 71416223351831. The next prime is 71416223351917. The reversal of 71416223351856 is 65815332261417.

It is a happy number.

71416223351856 is a `hidden beast` number, since 7 + 1 + 4 + 1 + 622 + 3 + 3 + 5 + 1 + 8 + 5 + 6 = 666.

It is a Harshad number since it is a multiple of its sum of digits (54).

It is an unprimeable number.

It is a polite number, since it can be written in 19 ways as a sum of consecutive naturals, for example, 137275780 + ... + 137795036.

Almost surely, 2^{71416223351856} is an apocalyptic number.

It is an amenable number.

71416223351856 is an abundant number, since it is smaller than the sum of its proper divisors (135285392354136).

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

71416223351856 is a wasteful number, since it uses less digits than its factorization.

71416223351856 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 625400 (or 625385 counting only the distinct ones).

The product of its digits is 7257600, while the sum is 54.

The spelling of 71416223351856 in words is "seventy-one trillion, four hundred sixteen billion, two hundred twenty-three million, three hundred fifty-one thousand, eight hundred fifty-six".