72364877846887 has 2 divisors, whose sum is σ = 72364877846888. Its totient is φ = 72364877846886.

The previous prime is 72364877846881. The next prime is 72364877846951. The reversal of 72364877846887 is 78864877846327.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 72364877846887 - 2⁷ = 72364877846759 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (72364877846881) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 36182438923443 + 36182438923444.

It is an arithmetic number, because the mean of its divisors is an integer number (36182438923444).

Almost surely, 2^{72364877846887} is an apocalyptic number.

72364877846887 is a deficient number, since it is larger than the sum of its proper divisors (1).

72364877846887 is an equidigital number, since it uses as much as digits as its factorization.

72364877846887 is an evil number, because the sum of its binary digits is even.

The product of its digits is 33988018176, while the sum is 85.

The spelling of 72364877846887 in words is "seventy-two trillion, three hundred sixty-four billion, eight hundred seventy-seven million, eight hundred forty-six thousand, eight hundred eighty-seven".