87592569923 has 2 divisors, whose sum is σ = 87592569924. Its totient is φ = 87592569922.

The previous prime is 87592569919. The next prime is 87592569991. The reversal of 87592569923 is 32996529578.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 87592569923 - 2² = 87592569919 is a prime.

It is a self number, because there is not a number n which added to its sum of digits gives 87592569923.

It is not a weakly prime, because it can be changed into another prime (87592569913) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 43796284961 + 43796284962.

It is an arithmetic number, because the mean of its divisors is an integer number (43796284962).

Almost surely, 2^87592569923 is an apocalyptic number.

87592569923 is a deficient number, since it is larger than the sum of its proper divisors (1).

87592569923 is an equidigital number, since it uses as much as digits as its factorization.

87592569923 is an evil number, because the sum of its binary digits is even.

The product of its digits is 73483200, while the sum is 65.

The spelling of 87592569923 in words is "eighty-seven billion, five hundred ninety-two million, five hundred sixty-nine thousand, nine hundred twenty-three".