2555650567 has 4 divisors (see below), whose sum is σ = 2556306936. Its totient is φ = 2554994200.

The previous prime is 2555650547. The next prime is 2555650577. The reversal of 2555650567 is 7650565552.

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

It is a cyclic number.

It is not a de Polignac number, because 2555650567 - 2³¹ = 408166919 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (2555650547) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 322309 + ... + 330142.

It is an arithmetic number, because the mean of its divisors is an integer number (639076734).

Almost surely, 2^2555650567 is an apocalyptic number.

2555650567 is a deficient number, since it is larger than the sum of its proper divisors (656369).

2555650567 is an equidigital number, since it uses as much as digits as its factorization.

2555650567 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 656368.

The product of its (nonzero) digits is 1575000, while the sum is 46.

The square root of 2555650567 is about 50553.4426819777. The cubic root of 2555650567 is about 1367.2055863156.

The spelling of 2555650567 in words is "two billion, five hundred fifty-five million, six hundred fifty thousand, five hundred sixty-seven".