2530280544 has 144 divisors (see below), whose sum is σ = 7698027456. Its totient is φ = 721561600.

The previous prime is 2530280539. The next prime is 2530280551. The reversal of 2530280544 is 4450820352.

It is a Harshad number since it is a multiple of its sum of digits (33).

It is a congruent number.

It is an unprimeable number.

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 23 ways as a sum of consecutive naturals, for example, 301039 + ... + 309329.

It is an arithmetic number, because the mean of its divisors is an integer number (53458524).

Almost surely, 2^2530280544 is an apocalyptic number.

2530280544 is a gapful number since it is divisible by the number (24) formed by its first and last digit.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 2530280544, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (3849013728).

2530280544 is an abundant number, since it is smaller than the sum of its proper divisors (5167746912).

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

2530280544 is a wasteful number, since it uses less digits than its factorization.

2530280544 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 8349 (or 8324 counting only the distinct ones).

The product of its (nonzero) digits is 38400, while the sum is 33.

The square root of 2530280544 is about 50301.8940398868. The cubic root of 2530280544 is about 1362.6664353988. Note that the first 3 decimals are identical.

The spelling of 2530280544 in words is "two billion, five hundred thirty million, two hundred eighty thousand, five hundred forty-four".