71255416763464 has 16 divisors (see below), whose sum is σ = 133801253423100. Its totient is φ = 35575082517312.

The previous prime is 71255416763429. The next prime is 71255416763473. The reversal of 71255416763464 is 46436761455217.

It is a happy number.

71255416763464 is digitally balanced in base 3, because in such base it contains all the possibile digits an equal number of times.

It can be written as a sum of positive squares in 2 ways, for example, as 62911071722500 + 8344345040964 = 7931650^2 + 2888658^2 .

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, 6578227299 + ... + 6578238130.

Almost surely, 2^{71255416763464} is an apocalyptic number.

It is an amenable number.

71255416763464 is a deficient number, since it is larger than the sum of its proper divisors (62545836659636).

71255416763464 is a wasteful number, since it uses less digits than its factorization.

71255416763464 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 13156466112 (or 13156466108 counting only the distinct ones).

The product of its digits is 101606400, while the sum is 61.

The spelling of 71255416763464 in words is "seventy-one trillion, two hundred fifty-five billion, four hundred sixteen million, seven hundred sixty-three thousand, four hundred sixty-four".