2452044545 has 4 divisors (see below), whose sum is σ = 2942453460. Its totient is φ = 1961635632.

The previous prime is 2452044527. The next prime is 2452044577. The reversal of 2452044545 is 5454402542.

It is a semiprime because it is the product of two primes.

It can be written as a sum of positive squares in 2 ways, for example, as 301682161 + 2150362384 = 17369^2 + 46372^2 .

It is a cyclic number.

It is not a de Polignac number, because 2452044545 - 2⁶ = 2452044481 is a prime.

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 3 ways as a sum of consecutive naturals, for example, 245204450 + ... + 245204459.

It is an arithmetic number, because the mean of its divisors is an integer number (735613365).

Almost surely, 2^2452044545 is an apocalyptic number.

It is an amenable number.

2452044545 is a deficient number, since it is larger than the sum of its proper divisors (490408915).

2452044545 is an equidigital number, since it uses as much as digits as its factorization.

2452044545 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 490408914.

The product of its (nonzero) digits is 128000, while the sum is 35.

The square root of 2452044545 is about 49518.1233994181. The cubic root of 2452044545 is about 1348.4746457048.

The spelling of 2452044545 in words is "two billion, four hundred fifty-two million, forty-four thousand, five hundred forty-five".