2504640653 has 2 divisors, whose sum is σ = 2504640654. Its totient is φ = 2504640652.

The previous prime is 2504640643. The next prime is 2504640679. The reversal of 2504640653 is 3560464052.

It is a happy number.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 2227651204 + 276989449 = 47198^2 + 16643^2 .

It is a cyclic number.

It is not a de Polignac number, because 2504640653 - 2¹⁸ = 2504378509 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (2504640613) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 1252320326 + 1252320327.

It is an arithmetic number, because the mean of its divisors is an integer number (1252320327).

Almost surely, 2^2504640653 is an apocalyptic number.

It is an amenable number.

2504640653 is a deficient number, since it is larger than the sum of its proper divisors (1).

2504640653 is an equidigital number, since it uses as much as digits as its factorization.

2504640653 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 86400, while the sum is 35.

The square root of 2504640653 is about 50046.3850143045. The cubic root of 2504640653 is about 1358.0480672339.

The spelling of 2504640653 in words is "two billion, five hundred four million, six hundred forty thousand, six hundred fifty-three".