71273241556311 has 16 divisors (see below), whose sum is σ = 95451812648064. Its totient is φ = 47305092002784.

The previous prime is 71273241556267. The next prime is 71273241556367. The reversal of 71273241556311 is 11365514237217.

It is a happy number.

It is not a de Polignac number, because 71273241556311 - 2¹⁵ = 71273241523543 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (71273241554311) by changing a digit.

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 15 ways as a sum of consecutive naturals, for example, 29133501 + ... + 31485033.

It is an arithmetic number, because the mean of its divisors is an integer number (5965738290504).

Almost surely, 2^{71273241556311} is an apocalyptic number.

71273241556311 is a deficient number, since it is larger than the sum of its proper divisors (24178571091753).

71273241556311 is a wasteful number, since it uses less digits than its factorization.

71273241556311 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2396270.

The product of its digits is 1058400, while the sum is 48.

The spelling of 71273241556311 in words is "seventy-one trillion, two hundred seventy-three billion, two hundred forty-one million, five hundred fifty-six thousand, three hundred eleven".