71562206343 has 4 divisors (see below), whose sum is σ = 95416275128. Its totient is φ = 47708137560.

The previous prime is 71562206297. The next prime is 71562206393. The reversal of 71562206343 is 34360226517.

It is a semiprime because it is the product of two primes.

It is not a de Polignac number, because 71562206343 - 2⁸ = 71562206087 is a prime.

It is a super-2 number, since 2×71562206343² (a number of 23 digits) contains 22 as substring.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (71562206393) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 11927034388 + ... + 11927034393.

It is an arithmetic number, because the mean of its divisors is an integer number (23854068782).

Almost surely, 2^71562206343 is an apocalyptic number.

71562206343 is a deficient number, since it is larger than the sum of its proper divisors (23854068785).

71562206343 is a wasteful number, since it uses less digits than its factorization.

71562206343 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 23854068784.

The product of its (nonzero) digits is 181440, while the sum is 39.

The spelling of 71562206343 in words is "seventy-one billion, five hundred sixty-two million, two hundred six thousand, three hundred forty-three".