3645233623 has 2 divisors, whose sum is σ = 3645233624. Its totient is φ = 3645233622.

The previous prime is 3645233587. The next prime is 3645233651. The reversal of 3645233623 is 3263325463.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 3645233623 - 2¹³ = 3645225431 is a prime.

It is a super-2 number, since 2×3645233623² = 26575456332499412258, which contains 22 as substring.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (3645230623) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 1822616811 + 1822616812.

It is an arithmetic number, because the mean of its divisors is an integer number (1822616812).

Almost surely, 2^3645233623 is an apocalyptic number.

3645233623 is a deficient number, since it is larger than the sum of its proper divisors (1).

3645233623 is an equidigital number, since it uses as much as digits as its factorization.

3645233623 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 233280, while the sum is 37.

The square root of 3645233623 is about 60375.7701648600. The cubic root of 3645233623 is about 1539.0112311182.

The spelling of 3645233623 in words is "three billion, six hundred forty-five million, two hundred thirty-three thousand, six hundred twenty-three".