3353886666873 has 10 divisors (see below), whose sum is σ = 5010126996314. Its totient is φ = 2235924444528.

The previous prime is 3353886666859. The next prime is 3353886666931. The reversal of 3353886666873 is 3786666883533.

It is a happy number.

It can be written as a sum of positive squares in only one way, i.e., 2721866436864 + 632020230009 = 1649808^2 + 794997^2 .

It is not a de Polignac number, because 3353886666873 - 2¹⁶ = 3353886601337 is a prime.

It is a super-2 number, since 2×3353886666873² (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 (3353886666073) by changing a digit.

It is a polite number, since it can be written in 9 ways as a sum of consecutive naturals, for example, 20703004036 + ... + 20703004197.

Almost surely, 2^{3353886666873} is an apocalyptic number.

It is an amenable number.

3353886666873 is a deficient number, since it is larger than the sum of its proper divisors (1656240329441).

3353886666873 is an equidigital number, since it uses as much as digits as its factorization.

3353886666873 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 41406008245 (or 41406008236 counting only the distinct ones).

The product of its digits is 1881169920, while the sum is 72.

The spelling of 3353886666873 in words is "three trillion, three hundred fifty-three billion, eight hundred eighty-six million, six hundred sixty-six thousand, eight hundred seventy-three".