3646468253 has 2 divisors, whose sum is σ = 3646468254. Its totient is φ = 3646468252.

The previous prime is 3646468229. The next prime is 3646468283. The reversal of 3646468253 is 3528646463.

3646468253 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 3612851449 + 33616804 = 60107^2 + 5798^2 .

It is a cyclic number.

It is not a de Polignac number, because 3646468253 - 2⁸ = 3646467997 is a prime.

It is a Sophie Germain prime.

It is a Curzon number.

It is a junction number, because it is equal to n+sod(n) for n = 3646468198 and 3646468207.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (3646468283) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 1823234126 + 1823234127.

It is an arithmetic number, because the mean of its divisors is an integer number (1823234127).

Almost surely, 2^3646468253 is an apocalyptic number.

It is an amenable number.

3646468253 is a deficient number, since it is larger than the sum of its proper divisors (1).

3646468253 is an equidigital number, since it uses as much as digits as its factorization.

3646468253 is an evil number, because the sum of its binary digits is even.

The product of its digits is 2488320, while the sum is 47.

The square root of 3646468253 is about 60385.9938479115. The cubic root of 3646468253 is about 1539.1849643776.

The spelling of 3646468253 in words is "three billion, six hundred forty-six million, four hundred sixty-eight thousand, two hundred fifty-three".