2520263653 has 2 divisors, whose sum is σ = 2520263654. Its totient is φ = 2520263652.

The previous prime is 2520263623. The next prime is 2520263659. The reversal of 2520263653 is 3563620252.

2520263653 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 1554172929 + 966090724 = 39423^2 + 31082^2 .

It is a cyclic number.

It is not a de Polignac number, because 2520263653 - 2¹³ = 2520255461 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (2520263659) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 1260131826 + 1260131827.

It is an arithmetic number, because the mean of its divisors is an integer number (1260131827).

Almost surely, 2^2520263653 is an apocalyptic number.

It is an amenable number.

2520263653 is a deficient number, since it is larger than the sum of its proper divisors (1).

2520263653 is an equidigital number, since it uses as much as digits as its factorization.

2520263653 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 64800, while the sum is 34.

The square root of 2520263653 is about 50202.2275700989. The cubic root of 2520263653 is about 1360.8658797182.

The spelling of 2520263653 in words is "two billion, five hundred twenty million, two hundred sixty-three thousand, six hundred fifty-three".