2522766497 has 4 divisors (see below), whose sum is σ = 2535838020. Its totient is φ = 2509694976.

The previous prime is 2522766479. The next prime is 2522766503. The reversal of 2522766497 is 7946672252.

2522766497 = 3519² + 3520² + ... + 3711².

2522766497 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a semiprime because it is the product of two primes.

It can be written as a sum of positive squares in 2 ways, for example, as 1422119521 + 1100646976 = 37711^2 + 33176^2 .

It is a cyclic number.

It is not a de Polignac number, because 2522766497 - 2⁸ = 2522766241 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (2522766457) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 6535472 + ... + 6535857.

It is an arithmetic number, because the mean of its divisors is an integer number (633959505).

Almost surely, 2^2522766497 is an apocalyptic number.

It is an amenable number.

2522766497 is a deficient number, since it is larger than the sum of its proper divisors (13071523).

2522766497 is a wasteful number, since it uses less digits than its factorization.

2522766497 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 13071522.

The product of its digits is 2540160, while the sum is 50.

The square root of 2522766497 is about 50227.1490033030. The cubic root of 2522766497 is about 1361.3162172747.

The spelling of 2522766497 in words is "two billion, five hundred twenty-two million, seven hundred sixty-six thousand, four hundred ninety-seven".