3458280855681 has 12 divisors (see below), whose sum is σ = 5167546106580. Its totient is φ = 2226019860960.

The previous prime is 3458280855637. The next prime is 3458280855683. The reversal of 3458280855681 is 1865580828543.

It is a happy number.

3458280855681 is a `hidden beast` number, since 3 + 4 + 58 + 28 + 0 + 8 + 556 + 8 + 1 = 666.

It can be written as a sum of positive squares in 2 ways, for example, as 1784468505600 + 1673812350081 = 1335840^2 + 1293759^2 .

It is not a de Polignac number, because 3458280855681 - 2⁷ = 3458280855553 is a prime.

It is a super-3 number, since 3×3458280855681³ (a number of 39 digits) contains 333 as substring. Note that it is a super-d number also for d = 2.

It is not an unprimeable number, because it can be changed into a prime (3458280855683) by changing a digit.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 6625058850 + ... + 6625059371.

It is an arithmetic number, because the mean of its divisors is an integer number (430628842215).

Almost surely, 2^{3458280855681} is an apocalyptic number.

It is an amenable number.

3458280855681 is a deficient number, since it is larger than the sum of its proper divisors (1709265250899).

3458280855681 is a wasteful number, since it uses less digits than its factorization.

3458280855681 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 13250118256 (or 13250118253 counting only the distinct ones).

The product of its (nonzero) digits is 73728000, while the sum is 63.

The spelling of 3458280855681 in words is "three trillion, four hundred fifty-eight billion, two hundred eighty million, eight hundred fifty-five thousand, six hundred eighty-one".