2455555568889 has 8 divisors (see below), whose sum is σ = 3291215841792. Its totient is φ = 1628466170960.

The previous prime is 2455555568819. The next prime is 2455555568911. The reversal of 2455555568889 is 9888655555542.

It is a sphenic number, since it is the product of 3 distinct primes.

It is a cyclic number.

It is not a de Polignac number, because 2455555568889 - 2¹³ = 2455555560697 is a prime.

It is a plaindrome in base 10.

It is a self number, because there is not a number n which added to its sum of digits gives 2455555568889.

It is not an unprimeable number, because it can be changed into a prime (2455555568819) 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 7 ways as a sum of consecutive naturals, for example, 2142718074 + ... + 2142719219.

It is an arithmetic number, because the mean of its divisors is an integer number (411401980224).

Almost surely, 2^{2455555568889} is an apocalyptic number.

It is an amenable number.

2455555568889 is a deficient number, since it is larger than the sum of its proper divisors (835660272903).

2455555568889 is a wasteful number, since it uses less digits than its factorization.

2455555568889 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 4285437487.

The product of its digits is 3456000000, while the sum is 75.

The spelling of 2455555568889 in words is "two trillion, four hundred fifty-five billion, five hundred fifty-five million, five hundred sixty-eight thousand, eight hundred eighty-nine".