71943262255 has 8 divisors (see below), whose sum is σ = 86333475600. Its totient is φ = 57553569216.

The previous prime is 71943262249. The next prime is 71943262267. The reversal of 71943262255 is 55226234917.

It is a sphenic number, since it is the product of 3 distinct primes.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-71943262255 is a prime.

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 308656 + ... + 489034.

It is an arithmetic number, because the mean of its divisors is an integer number (10791684450).

Almost surely, 2^71943262255 is an apocalyptic number.

71943262255 is a deficient number, since it is larger than the sum of its proper divisors (14390213345).

71943262255 is a wasteful number, since it uses less digits than its factorization.

71943262255 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 260153.

The product of its digits is 907200, while the sum is 46.

The spelling of 71943262255 in words is "seventy-one billion, nine hundred forty-three million, two hundred sixty-two thousand, two hundred fifty-five".