3261653623 has 8 divisors (see below), whose sum is σ = 3374092800. Its totient is φ = 3149666040.

The previous prime is 3261653617. The next prime is 3261653627. The reversal of 3261653623 is 3263561623.

3261653623 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

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 3261653623 - 2⁹ = 3261653111 is a prime.

It is a super-2 number, since 2×3261653623² = 21276768712858052258, which contains 22 as substring.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (3261653627) 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, 98173 + ... + 127126.

It is an arithmetic number, because the mean of its divisors is an integer number (421761600).

Almost surely, 2^3261653623 is an apocalyptic number.

3261653623 is a deficient number, since it is larger than the sum of its proper divisors (112439177).

3261653623 is a wasteful number, since it uses less digits than its factorization.

3261653623 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 225797.

The product of its digits is 116640, while the sum is 37.

The square root of 3261653623 is about 57110.8888304148. Note that the first 4 decimals coincide. The cubic root of 3261653623 is about 1483.0163742020.

The spelling of 3261653623 in words is "three billion, two hundred sixty-one million, six hundred fifty-three thousand, six hundred twenty-three".