2493765623 has 2 divisors, whose sum is σ = 2493765624. Its totient is φ = 2493765622.

The previous prime is 2493765619. The next prime is 2493765679. The reversal of 2493765623 is 3265673942.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 2493765623 - 2² = 2493765619 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (2493765613) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 1246882811 + 1246882812.

It is an arithmetic number, because the mean of its divisors is an integer number (1246882812).

Almost surely, 2^2493765623 is an apocalyptic number.

2493765623 is a deficient number, since it is larger than the sum of its proper divisors (1).

2493765623 is an equidigital number, since it uses as much as digits as its factorization.

2493765623 is an evil number, because the sum of its binary digits is even.

The product of its digits is 1632960, while the sum is 47.

The square root of 2493765623 is about 49937.6173140049. The cubic root of 2493765623 is about 1356.0796890121.

The spelling of 2493765623 in words is "two billion, four hundred ninety-three million, seven hundred sixty-five thousand, six hundred twenty-three".