87133939559 has 2 divisors, whose sum is σ = 87133939560. Its totient is φ = 87133939558.

The previous prime is 87133939537. The next prime is 87133939591. The reversal of 87133939559 is 95593933178.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 87133939559 - 2²⁴ = 87117162343 is a prime.

It is a super-2 number, since 2×87133939559² (a number of 23 digits) contains 22 as substring.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (87133939859) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 43566969779 + 43566969780.

It is an arithmetic number, because the mean of its divisors is an integer number (43566969780).

Almost surely, 2^87133939559 is an apocalyptic number.

87133939559 is a deficient number, since it is larger than the sum of its proper divisors (1).

87133939559 is an equidigital number, since it uses as much as digits as its factorization.

87133939559 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 27556200, while the sum is 62.

The spelling of 87133939559 in words is "eighty-seven billion, one hundred thirty-three million, nine hundred thirty-nine thousand, five hundred fifty-nine".