2458766813 has 2 divisors, whose sum is σ = 2458766814. Its totient is φ = 2458766812.

The previous prime is 2458766759. The next prime is 2458766837. The reversal of 2458766813 is 3186678542.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 1540798009 + 917968804 = 39253^2 + 30298^2 .

It is a cyclic number.

It is not a de Polignac number, because 2458766813 - 2¹⁰ = 2458765789 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (2458766873) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 1229383406 + 1229383407.

It is an arithmetic number, because the mean of its divisors is an integer number (1229383407).

Almost surely, 2^2458766813 is an apocalyptic number.

It is an amenable number.

2458766813 is a deficient number, since it is larger than the sum of its proper divisors (1).

2458766813 is an equidigital number, since it uses as much as digits as its factorization.

2458766813 is an evil number, because the sum of its binary digits is even.

The product of its digits is 1935360, while the sum is 50.

The square root of 2458766813 is about 49585.9537873378. The cubic root of 2458766813 is about 1349.7058001799.

The spelling of 2458766813 in words is "two billion, four hundred fifty-eight million, seven hundred sixty-six thousand, eight hundred thirteen".