72335949887 has 2 divisors, whose sum is σ = 72335949888. Its totient is φ = 72335949886.

The previous prime is 72335949869. The next prime is 72335949949. The reversal of 72335949887 is 78894953327.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 72335949887 - 2¹⁰ = 72335948863 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (72335948887) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 36167974943 + 36167974944.

It is an arithmetic number, because the mean of its divisors is an integer number (36167974944).

Almost surely, 2^72335949887 is an apocalyptic number.

72335949887 is a deficient number, since it is larger than the sum of its proper divisors (1).

72335949887 is an equidigital number, since it uses as much as digits as its factorization.

72335949887 is an evil number, because the sum of its binary digits is even.

The product of its digits is 91445760, while the sum is 65.

The spelling of 72335949887 in words is "seventy-two billion, three hundred thirty-five million, nine hundred forty-nine thousand, eight hundred eighty-seven".