3664662653 has 2 divisors, whose sum is σ = 3664662654. Its totient is φ = 3664662652.

The previous prime is 3664662643. The next prime is 3664662667. The reversal of 3664662653 is 3562664663.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 3612851449 + 51811204 = 60107^2 + 7198^2 .

It is a cyclic number.

It is not a de Polignac number, because 3664662653 - 2⁴ = 3664662637 is a prime.

It is a junction number, because it is equal to n+sod(n) for n = 3664662598 and 3664662607.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (3664662623) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 1832331326 + 1832331327.

It is an arithmetic number, because the mean of its divisors is an integer number (1832331327).

Almost surely, 2^3664662653 is an apocalyptic number.

It is an amenable number.

3664662653 is a deficient number, since it is larger than the sum of its proper divisors (1).

3664662653 is an equidigital number, since it uses as much as digits as its factorization.

3664662653 is an evil number, because the sum of its binary digits is even.

The product of its digits is 2799360, while the sum is 47.

The square root of 3664662653 is about 60536.4572220740. The cubic root of 3664662653 is about 1541.7406883040.

It can be divided in two parts, 36646 and 62653, that added together give a palindrome (99299).

The spelling of 3664662653 in words is "three billion, six hundred sixty-four million, six hundred sixty-two thousand, six hundred fifty-three".