2555567742 has 32 divisors (see below), whose sum is σ = 6290629632. Its totient is φ = 673995744.

The previous prime is 2555567741. The next prime is 2555567747. The reversal of 2555567742 is 2477655552.

It is a Smith number, since the sum of its digits (48) coincides with the sum of the digits of its prime factors. Since it is squarefree, it is also a hoax number.

It is a junction number, because it is equal to n+sod(n) for n = 2555567691 and 2555567700.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (2555567741) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 2339718 + ... + 2340809.

It is an arithmetic number, because the mean of its divisors is an integer number (196582176).

Almost surely, 2^2555567742 is an apocalyptic number.

2555567742 is an abundant number, since it is smaller than the sum of its proper divisors (3735061890).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

2555567742 is a wasteful number, since it uses less digits than its factorization.

2555567742 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 4680552.

The product of its digits is 2940000, while the sum is 48.

The square root of 2555567742 is about 50552.6234927526. The cubic root of 2555567742 is about 1367.1908164265.

The spelling of 2555567742 in words is "two billion, five hundred fifty-five million, five hundred sixty-seven thousand, seven hundred forty-two".