3643364623 has 2 divisors, whose sum is σ = 3643364624. Its totient is φ = 3643364622.

The previous prime is 3643364579. The next prime is 3643364633. The reversal of 3643364623 is 3264633463.

3643364623 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a strong prime.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-3643364623 is a prime.

It is a super-2 number, since 2×3643364623² = 26548211552255864258, which contains 22 as substring.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (3643364633) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 1821682311 + 1821682312.

It is an arithmetic number, because the mean of its divisors is an integer number (1821682312).

Almost surely, 2^3643364623 is an apocalyptic number.

3643364623 is a deficient number, since it is larger than the sum of its proper divisors (1).

3643364623 is an equidigital number, since it uses as much as digits as its factorization.

3643364623 is an evil number, because the sum of its binary digits is even.

The product of its digits is 559872, while the sum is 40.

The square root of 3643364623 is about 60360.2901169304. The cubic root of 3643364623 is about 1538.7481566461.

The spelling of 3643364623 in words is "three billion, six hundred forty-three million, three hundred sixty-four thousand, six hundred twenty-three".