3516868412381 has 16 divisors (see below), whose sum is σ = 3733335785088. Its totient is φ = 3301474176000.

The previous prime is 3516868412377. The next prime is 3516868412423. The reversal of 3516868412381 is 1832148686153.

It is a cyclic number.

It is not a de Polignac number, because 3516868412381 - 2² = 3516868412377 is a prime.

It is a super-2 number, since 2×3516868412381² (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 (3516868412581) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (23) of ones.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 15521456 + ... + 15746406.

It is an arithmetic number, because the mean of its divisors is an integer number (233333486568).

Almost surely, 2^{3516868412381} is an apocalyptic number.

It is an amenable number.

3516868412381 is a deficient number, since it is larger than the sum of its proper divisors (216467372707).

3516868412381 is a wasteful number, since it uses less digits than its factorization.

3516868412381 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 227332.

The product of its digits is 6635520, while the sum is 56.

The spelling of 3516868412381 in words is "three trillion, five hundred sixteen billion, eight hundred sixty-eight million, four hundred twelve thousand, three hundred eighty-one".