3654050663 has 4 divisors (see below), whose sum is σ = 3780052440. Its totient is φ = 3528048888.

The previous prime is 3654050651. The next prime is 3654050671. The reversal of 3654050663 is 3660504563.

It is a happy number.

It is a semiprime because it is the product of two primes, and also an emirpimes, since its reverse is a distinct semiprime: 3660504563 = 167 ⋅21919189.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-3654050663 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (3654050563) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 63000845 + ... + 63000902.

It is an arithmetic number, because the mean of its divisors is an integer number (945013110).

Almost surely, 2^3654050663 is an apocalyptic number.

3654050663 is a deficient number, since it is larger than the sum of its proper divisors (126001777).

3654050663 is a wasteful number, since it uses less digits than its factorization.

3654050663 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 126001776.

The product of its (nonzero) digits is 194400, while the sum is 38.

The square root of 3654050663 is about 60448.7440977892. The cubic root of 3654050663 is about 1540.2510782788.

The spelling of 3654050663 in words is "three billion, six hundred fifty-four million, fifty thousand, six hundred sixty-three".