3516288481081 has 8 divisors (see below), whose sum is σ = 3611403001800. Its totient is φ = 3421178155008.

The previous prime is 3516288481073. The next prime is 3516288481127. The reversal of 3516288481081 is 1801848826153.

It can be written as a sum of positive squares in 4 ways, for example, as 315749591056 + 3200538890025 = 561916^2 + 1789005^2 .

It is a sphenic number, since it is the product of 3 distinct primes.

It is a cyclic number.

It is not a de Polignac number, because 3516288481081 - 2³ = 3516288481073 is a prime.

It is a super-2 number, since 2×3516288481081² (a number of 26 digits) contains 22 as substring.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (3516288481021) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 688995 + ... + 2739943.

It is an arithmetic number, because the mean of its divisors is an integer number (451425375225).

Almost surely, 2^{3516288481081} is an apocalyptic number.

It is an amenable number.

3516288481081 is a deficient number, since it is larger than the sum of its proper divisors (95114520719).

3516288481081 is a wasteful number, since it uses less digits than its factorization.

3516288481081 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2097323.

The product of its (nonzero) digits is 2949120, while the sum is 55.

The spelling of 3516288481081 in words is "three trillion, five hundred sixteen billion, two hundred eighty-eight million, four hundred eighty-one thousand, eighty-one".