72486868427 has 2 divisors, whose sum is σ = 72486868428. Its totient is φ = 72486868426.

The previous prime is 72486868417. The next prime is 72486868457.

72486868427 is nontrivially palindromic in base 10.

It is a weak prime.

It is a palprime.

It is a cyclic number.

It is not a de Polignac number, because 72486868427 - 2¹⁴ = 72486852043 is a prime.

It is a self number, because there is not a number n which added to its sum of digits gives 72486868427.

It is not a weakly prime, because it can be changed into another prime (72486868417) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 36243434213 + 36243434214.

It is an arithmetic number, because the mean of its divisors is an integer number (36243434214).

Almost surely, 2^72486868427 is an apocalyptic number.

72486868427 is a deficient number, since it is larger than the sum of its proper divisors (1).

72486868427 is an equidigital number, since it uses as much as digits as its factorization.

72486868427 is an evil number, because the sum of its binary digits is even.

The product of its digits is 57802752, while the sum is 62.

The spelling of 72486868427 in words is "seventy-two billion, four hundred eighty-six million, eight hundred sixty-eight thousand, four hundred twenty-seven".