2555202244 has 72 divisors (see below), whose sum is σ = 5316538304. Its totient is φ = 1052049600.

The previous prime is 2555202241. The next prime is 2555202253. The reversal of 2555202244 is 4422025552.

It is a hoax number, since the sum of its digits (31) coincides with the sum of the digits of its distinct prime factors.

It is not an unprimeable number, because it can be changed into a prime (2555202241) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 6069154 + ... + 6069574.

Almost surely, 2^2555202244 is an apocalyptic number.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 2555202244, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (2658269152).

2555202244 is an abundant number, since it is smaller than the sum of its proper divisors (2761336060).

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

2555202244 is a wasteful number, since it uses less digits than its factorization.

2555202244 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 617 (or 544 counting only the distinct ones).

The product of its (nonzero) digits is 32000, while the sum is 31.

The square root of 2555202244 is about 50549.0083384432. The cubic root of 2555202244 is about 1367.1256346504.

Adding to 2555202244 its reverse (4422025552), we get a palindrome (6977227796).

The spelling of 2555202244 in words is "two billion, five hundred fifty-five million, two hundred two thousand, two hundred forty-four".