87731733036341 has 2 divisors, whose sum is σ = 87731733036342. Its totient is φ = 87731733036340.

The previous prime is 87731733036289. The next prime is 87731733036347. The reversal of 87731733036341 is 14363033713778.

It is a happy number.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 84795551402500 + 2936181633841 = 9208450^2 + 1713529^2 .

It is a cyclic number.

It is not a de Polignac number, because 87731733036341 - 2¹⁸ = 87731732774197 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (87731733036347) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 43865866518170 + 43865866518171.

It is an arithmetic number, because the mean of its divisors is an integer number (43865866518171).

Almost surely, 2^{87731733036341} is an apocalyptic number.

It is an amenable number.

87731733036341 is a deficient number, since it is larger than the sum of its proper divisors (1).

87731733036341 is an equidigital number, since it uses as much as digits as its factorization.

87731733036341 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 16003008, while the sum is 56.

The spelling of 87731733036341 in words is "eighty-seven trillion, seven hundred thirty-one billion, seven hundred thirty-three million, thirty-six thousand, three hundred forty-one".