71307315356 has 12 divisors (see below), whose sum is σ = 125954043768. Its totient is φ = 35320445712.

The previous prime is 71307315319. The next prime is 71307315367. The reversal of 71307315356 is 65351370317.

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, 83302511 + ... + 83303366.

It is an arithmetic number, because the mean of its divisors is an integer number (10496170314).

Almost surely, 2^71307315356 is an apocalyptic number.

It is an amenable number.

71307315356 is a deficient number, since it is larger than the sum of its proper divisors (54646728412).

71307315356 is a wasteful number, since it uses less digits than its factorization.

71307315356 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 166605988 (or 166605986 counting only the distinct ones).

The product of its (nonzero) digits is 198450, while the sum is 41.

The spelling of 71307315356 in words is "seventy-one billion, three hundred seven million, three hundred fifteen thousand, three hundred fifty-six".