3481013318861 has 16 divisors (see below), whose sum is σ = 3801526019760. Its totient is φ = 3168067438080.

The previous prime is 3481013318821. The next prime is 3481013318863. The reversal of 3481013318861 is 1688133101843.

It can be written as a sum of positive squares in 8 ways, for example, as 537884360836 + 2943128958025 = 733406^2 + 1715555^2 .

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-3481013318861 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (3481013318863) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 1932095 + ... + 3270323.

It is an arithmetic number, because the mean of its divisors is an integer number (237595376235).

Almost surely, 2^{3481013318861} is an apocalyptic number.

It is an amenable number.

3481013318861 is a deficient number, since it is larger than the sum of its proper divisors (320512700899).

3481013318861 is a wasteful number, since it uses less digits than its factorization.

3481013318861 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1341056.

The product of its (nonzero) digits is 331776, while the sum is 47.

The spelling of 3481013318861 in words is "three trillion, four hundred eighty-one billion, thirteen million, three hundred eighteen thousand, eight hundred sixty-one".