71406505272934 has 16 divisors (see below), whose sum is σ = 115349215136400. Its totient is φ = 32956778564640.

The previous prime is 71406505272923. The next prime is 71406505272953. The reversal of 71406505272934 is 43927250560417.

It is a super-2 number, since 2×71406505272934² (a number of 29 digits) contains 22 as substring.

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (23) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 10765629 + ... + 16084519.

It is an arithmetic number, because the mean of its divisors is an integer number (7209325946025).

Almost surely, 2^{71406505272934} is an apocalyptic number.

71406505272934 is a deficient number, since it is larger than the sum of its proper divisors (43942709863466).

71406505272934 is a wasteful number, since it uses less digits than its factorization.

71406505272934 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 5835255.

The product of its (nonzero) digits is 12700800, while the sum is 55.

The spelling of 71406505272934 in words is "seventy-one trillion, four hundred six billion, five hundred five million, two hundred seventy-two thousand, nine hundred thirty-four".