87796118633 has 2 divisors, whose sum is σ = 87796118634. Its totient is φ = 87796118632.

The previous prime is 87796118609. The next prime is 87796118671. The reversal of 87796118633 is 33681169778.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 53708989504 + 34087129129 = 231752^2 + 184627^2 .

It is a cyclic number.

It is not a de Polignac number, because 87796118633 - 2⁶ = 87796118569 is a prime.

It is not a weakly prime, because it can be changed into another prime (87796118533) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 43898059316 + 43898059317.

It is an arithmetic number, because the mean of its divisors is an integer number (43898059317).

Almost surely, 2^87796118633 is an apocalyptic number.

It is an amenable number.

87796118633 is a deficient number, since it is larger than the sum of its proper divisors (1).

87796118633 is an equidigital number, since it uses as much as digits as its factorization.

87796118633 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 9144576, while the sum is 59.

The spelling of 87796118633 in words is "eighty-seven billion, seven hundred ninety-six million, one hundred eighteen thousand, six hundred thirty-three".