3516241035861 has 18 divisors (see below), whose sum is σ = 5081603981558. Its totient is φ = 2342966305680.

The previous prime is 3516241035841. The next prime is 3516241035911. The reversal of 3516241035861 is 1685301426153.

3516241035861 is a `hidden beast` number, since 3 + 5 + 1 + 62 + 4 + 1 + 0 + 3 + 586 + 1 = 666.

It can be written as a sum of positive squares in only one way, i.e., 3358954235025 + 157286800836 = 1832745^2 + 396594^2 .

It is not a de Polignac number, because 3516241035861 - 2¹⁴ = 3516241019477 is a prime.

It is a super-2 number, since 2×3516241035861² (a number of 26 digits) contains 22 as substring.

It is a Duffinian number.

It is a Curzon number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (3516241035841) 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 in 17 ways as a sum of consecutive naturals, for example, 36059391 + ... + 36156771.

Almost surely, 2^{3516241035861} is an apocalyptic number.

It is an amenable number.

3516241035861 is a deficient number, since it is larger than the sum of its proper divisors (1565362945697).

3516241035861 is an frugal number, since it uses more digits than its factorization.

3516241035861 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 101393 (or 99387 counting only the distinct ones).

The product of its (nonzero) digits is 518400, while the sum is 45.

The spelling of 3516241035861 in words is "three trillion, five hundred sixteen billion, two hundred forty-one million, thirty-five thousand, eight hundred sixty-one".