3650660563 has 32 divisors (see below), whose sum is σ = 4455336960. Its totient is φ = 2951477760.

The previous prime is 3650660549. The next prime is 3650660639.

3650660563 is nontrivially palindromic in base 10.

3650660563 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is not a de Polignac number, because 3650660563 - 2⁹ = 3650660051 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (3650660963) by changing a digit.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 247720 + ... + 262042.

It is an arithmetic number, because the mean of its divisors is an integer number (139229280).

Almost surely, 2^3650660563 is an apocalyptic number.

3650660563 is a deficient number, since it is larger than the sum of its proper divisors (804676397).

3650660563 is a wasteful number, since it uses less digits than its factorization.

3650660563 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 14427.

The product of its (nonzero) digits is 291600, while the sum is 40.

The square root of 3650660563 is about 60420.6964789384. The cubic root of 3650660563 is about 1539.7746005921.

The spelling of 3650660563 in words is "three billion, six hundred fifty million, six hundred sixty thousand, five hundred sixty-three".