2554563213220 has 24 divisors (see below), whose sum is σ = 5455507881600. Its totient is φ = 1004506212192.

The previous prime is 2554563213203. The next prime is 2554563213229. The reversal of 2554563213220 is 223123654552.

It is not an unprimeable number, because it can be changed into a prime (2554563213229) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 1082440860 + ... + 1082443219.

It is an arithmetic number, because the mean of its divisors is an integer number (227312828400).

Almost surely, 2^{2554563213220} is an apocalyptic number.

2554563213220 is a gapful number since it is divisible by the number (20) formed by its first and last digit.

It is an amenable number.

2554563213220 is an abundant number, since it is smaller than the sum of its proper divisors (2900944668380).

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

2554563213220 is a wasteful number, since it uses less digits than its factorization.

2554563213220 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2164884147 (or 2164884145 counting only the distinct ones).

The product of its (nonzero) digits is 432000, while the sum is 40.

Adding to 2554563213220 its reverse (223123654552), we get a palindrome (2777686867772).

The spelling of 2554563213220 in words is "two trillion, five hundred fifty-four billion, five hundred sixty-three million, two hundred thirteen thousand, two hundred twenty".