3516087849985 has 8 divisors (see below), whose sum is σ = 4219315992936. Its totient is φ = 2812863231360.

The previous prime is 3516087849961. The next prime is 3516087850007. The reversal of 3516087849985 is 5899487806153.

It can be written as a sum of positive squares in 4 ways, for example, as 1161118312704 + 2354969537281 = 1077552^2 + 1534591^2 .

It is a sphenic number, since it is the product of 3 distinct primes.

It is not a de Polignac number, because 3516087849985 - 2⁹ = 3516087849473 is a prime.

It is a Duffinian number.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 2477997 + ... + 3629413.

It is an arithmetic number, because the mean of its divisors is an integer number (527414499117).

Almost surely, 2^{3516087849985} is an apocalyptic number.

It is an amenable number.

3516087849985 is a deficient number, since it is larger than the sum of its proper divisors (703228142951).

3516087849985 is a wasteful number, since it uses less digits than its factorization.

3516087849985 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1762163.

The product of its (nonzero) digits is 522547200, while the sum is 73.

The spelling of 3516087849985 in words is "three trillion, five hundred sixteen billion, eighty-seven million, eight hundred forty-nine thousand, nine hundred eighty-five".