71862618367243 has 64 divisors (see below), whose sum is σ = 83197496438784. Its totient is φ = 61434616320000.

The previous prime is 71862618367229. The next prime is 71862618367249. The reversal of 71862618367243 is 34276381626817.

It is a de Polignac number, because none of the positive numbers 2^k-71862618367243 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (71862618367249) 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 63 ways as a sum of consecutive naturals, for example, 3112676046 + ... + 3112699132.

It is an arithmetic number, because the mean of its divisors is an integer number (1299960881856).

Almost surely, 2^{71862618367243} is an apocalyptic number.

71862618367243 is a deficient number, since it is larger than the sum of its proper divisors (11334878071541).

71862618367243 is a wasteful number, since it uses less digits than its factorization.

71862618367243 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 24076.

The product of its digits is 97542144, while the sum is 64.

The spelling of 71862618367243 in words is "seventy-one trillion, eight hundred sixty-two billion, six hundred eighteen million, three hundred sixty-seven thousand, two hundred forty-three".