2552800045 has 8 divisors (see below), whose sum is σ = 3067915896. Its totient is φ = 2039202816.

The previous prime is 2552800021. The next prime is 2552800051. The reversal of 2552800045 is 5400082552.

It can be written as a sum of positive squares in 4 ways, for example, as 7496644 + 2545303401 = 2738^2 + 50451^2 .

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 2552800045 - 2¹⁷ = 2552668973 is a prime.

It is a Duffinian number.

It is a congruent number.

It is an unprimeable number.

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 7 ways as a sum of consecutive naturals, for example, 375952 + ... + 382681.

It is an arithmetic number, because the mean of its divisors is an integer number (383489487).

Almost surely, 2^2552800045 is an apocalyptic number.

It is an amenable number.

2552800045 is a deficient number, since it is larger than the sum of its proper divisors (515115851).

2552800045 is an equidigital number, since it uses as much as digits as its factorization.

2552800045 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 759311.

The product of its (nonzero) digits is 16000, while the sum is 31.

The square root of 2552800045 is about 50525.2416619654. The cubic root of 2552800045 is about 1366.6970792029.

Adding to 2552800045 its reverse (5400082552), we get a palindrome (7952882597).

The spelling of 2552800045 in words is "two billion, five hundred fifty-two million, eight hundred thousand, forty-five".