2775553005257 has 4 divisors (see below), whose sum is σ = 2790084696576. Its totient is φ = 2761021313940.

The previous prime is 2775553005233. The next prime is 2775553005259. The reversal of 2775553005257 is 7525003555772.

2775553005257 is digitally balanced in base 3, 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, and also a Blum integer, because the two primes are equal to 3 mod 4.

It is a cyclic number.

It is not a de Polignac number, because 2775553005257 - 2¹⁶ = 2775552939721 is a prime.

It is a Duffinian number.

It is a junction number, because it is equal to n+sod(n) for n = 2775553005199 and 2775553005208.

It is not an unprimeable number, because it can be changed into a prime (2775553005259) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (23) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 7265845373 + ... + 7265845754.

It is an arithmetic number, because the mean of its divisors is an integer number (697521174144).

Almost surely, 2^{2775553005257} is an apocalyptic number.

It is an amenable number.

2775553005257 is a deficient number, since it is larger than the sum of its proper divisors (14531691319).

2775553005257 is a wasteful number, since it uses less digits than its factorization.

2775553005257 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 14531691318.

The product of its (nonzero) digits is 12862500, while the sum is 53.

The spelling of 2775553005257 in words is "two trillion, seven hundred seventy-five billion, five hundred fifty-three million, five thousand, two hundred fifty-seven".