87332468239 has 2 divisors, whose sum is σ = 87332468240. Its totient is φ = 87332468238.

The previous prime is 87332468141. The next prime is 87332468261. The reversal of 87332468239 is 93286423378.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 87332468239 - 2⁹ = 87332467727 is a prime.

It is a super-2 number, since 2×87332468239² (a number of 23 digits) contains 22 as substring.

It is a self number, because there is not a number n which added to its sum of digits gives 87332468239.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (87332468299) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 43666234119 + 43666234120.

It is an arithmetic number, because the mean of its divisors is an integer number (43666234120).

Almost surely, 2^87332468239 is an apocalyptic number.

87332468239 is a deficient number, since it is larger than the sum of its proper divisors (1).

87332468239 is an equidigital number, since it uses as much as digits as its factorization.

87332468239 is an evil number, because the sum of its binary digits is even.

The product of its digits is 10450944, while the sum is 55.

The spelling of 87332468239 in words is "eighty-seven billion, three hundred thirty-two million, four hundred sixty-eight thousand, two hundred thirty-nine".