3650617814281 has 27 divisors (see below), whose sum is σ = 3878671287981. Its totient is φ = 3435471878904.

The previous prime is 3650617814279. The next prime is 3650617814299. The reversal of 3650617814281 is 1824187160563.

The square root of 3650617814281 is 1910659.

It is a perfect power (a square), and thus also a powerful number.

It is not a de Polignac number, because 3650617814281 - 2¹ = 3650617814279 is a prime.

It is a super-5 number, since 5×3650617814281⁵ (a number of 64 digits) contains 55555 as substring. Note that it is a super-d number also for d = 2.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (3650617814201) by changing a digit.

It is a polite number, since it can be written in 26 ways as a sum of consecutive naturals, for example, 8240672046 + ... + 8240672488.

Almost surely, 2^{3650617814281} is an apocalyptic number.

3650617814281 is the 1910659-th square number.

3650617814281 is the 955330-th centered octagonal number.

It is an amenable number.

3650617814281 is a deficient number, since it is larger than the sum of its proper divisors (228053473700).

3650617814281 is an frugal number, since it uses more digits than its factorization.

3650617814281 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1378 (or 689 counting only the distinct ones).

The product of its (nonzero) digits is 1935360, while the sum is 52.

The spelling of 3650617814281 in words is "three trillion, six hundred fifty billion, six hundred seventeen million, eight hundred fourteen thousand, two hundred eighty-one".