3516087849761 has 2 divisors, whose sum is σ = 3516087849762. Its totient is φ = 3516087849760.

The previous prime is 3516087849749. The next prime is 3516087849763. The reversal of 3516087849761 is 1679487806153.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 3436129542400 + 79958307361 = 1853680^2 + 282769^2 .

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-3516087849761 is a prime.

It is a super-3 number, since 3×3516087849761³ (a number of 39 digits) contains 333 as substring.

Together with 3516087849763, it forms a pair of twin primes.

It is a Chen prime.

It is not a weakly prime, because it can be changed into another prime (3516087849763) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 1758043924880 + 1758043924881.

It is an arithmetic number, because the mean of its divisors is an integer number (1758043924881).

Almost surely, 2^{3516087849761} is an apocalyptic number.

It is an amenable number.

3516087849761 is a deficient number, since it is larger than the sum of its proper divisors (1).

3516087849761 is an equidigital number, since it uses as much as digits as its factorization.

3516087849761 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 60963840, while the sum is 65.

The spelling of 3516087849761 in words is "three trillion, five hundred sixteen billion, eighty-seven million, eight hundred forty-nine thousand, seven hundred sixty-one".