3516241246861 has 4 divisors (see below), whose sum is σ = 4018561424992. Its totient is φ = 3013921068732.

The previous prime is 3516241246741. The next prime is 3516241246927. The reversal of 3516241246861 is 1686421426153.

It is a semiprime because it is the product of two primes, and also a Blum integer, because the two primes are equal to 3 mod 4.

It is not a de Polignac number, because 3516241246861 - 2¹⁷ = 3516241115789 is a prime.

It is a super-2 number, since 2×3516241246861² (a number of 26 digits) contains 22 as substring.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (3516241246561) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 251160089055 + ... + 251160089068.

It is an arithmetic number, because the mean of its divisors is an integer number (1004640356248).

Almost surely, 2^{3516241246861} is an apocalyptic number.

It is an amenable number.

3516241246861 is a deficient number, since it is larger than the sum of its proper divisors (502320178131).

3516241246861 is an equidigital number, since it uses as much as digits as its factorization.

3516241246861 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 502320178130.

The product of its digits is 1658880, while the sum is 49.

The spelling of 3516241246861 in words is "three trillion, five hundred sixteen billion, two hundred forty-one million, two hundred forty-six thousand, eight hundred sixty-one".