71357514164 has 24 divisors (see below), whose sum is σ = 125128954440. Its totient is φ = 35606445056.

The previous prime is 71357514133. The next prime is 71357514197. The reversal of 71357514164 is 46141575317.

It can be written as a sum of positive squares in 4 ways, for example, as 10697764900 + 60659749264 = 103430^2 + 246292^2 .

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 7 ways as a sum of consecutive naturals, for example, 5759144 + ... + 5771520.

It is an arithmetic number, because the mean of its divisors is an integer number (5213706435).

Almost surely, 2^71357514164 is an apocalyptic number.

It is an amenable number.

71357514164 is a deficient number, since it is larger than the sum of its proper divisors (53771440276).

71357514164 is a wasteful number, since it uses less digits than its factorization.

71357514164 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 15187 (or 15185 counting only the distinct ones).

The product of its digits is 352800, while the sum is 44.

The spelling of 71357514164 in words is "seventy-one billion, three hundred fifty-seven million, five hundred fourteen thousand, one hundred sixty-four".