2755724897 has 2 divisors, whose sum is σ = 2755724898. Its totient is φ = 2755724896.

The previous prime is 2755724849. The next prime is 2755724899. The reversal of 2755724897 is 7984275572.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 1996391761 + 759333136 = 44681^2 + 27556^2 .

It is a cyclic number.

It is not a de Polignac number, because 2755724897 - 2²⁰ = 2754676321 is a prime.

Together with 2755724899, it forms a pair of twin primes.

It is a Chen prime.

It is not a weakly prime, because it can be changed into another prime (2755724899) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 1377862448 + 1377862449.

It is an arithmetic number, because the mean of its divisors is an integer number (1377862449).

Almost surely, 2^2755724897 is an apocalyptic number.

It is an amenable number.

2755724897 is a deficient number, since it is larger than the sum of its proper divisors (1).

2755724897 is an equidigital number, since it uses as much as digits as its factorization.

2755724897 is an evil number, because the sum of its binary digits is even.

The product of its digits is 9878400, while the sum is 56.

The square root of 2755724897 is about 52494.9987808363. The cubic root of 2755724897 is about 1401.9911967134.

The spelling of 2755724897 in words is "two billion, seven hundred fifty-five million, seven hundred twenty-four thousand, eight hundred ninety-seven".