2545885452 has 48 divisors (see below), whose sum is σ = 6483439872. Its totient is φ = 771122880.

The previous prime is 2545885421. The next prime is 2545885457.

2545885452 is nontrivially palindromic in base 10.

2545885452 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is not an unprimeable number, because it can be changed into a prime (2545885457) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 477433 + ... + 482735.

It is an arithmetic number, because the mean of its divisors is an integer number (135071664).

Almost surely, 2^2545885452 is an apocalyptic number.

2545885452 is a gapful number since it is divisible by the number (22) formed by its first and last digit.

It is an amenable number.

2545885452 is an abundant number, since it is smaller than the sum of its proper divisors (3937554420).

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

2545885452 is a wasteful number, since it uses less digits than its factorization.

2545885452 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 8958 (or 8956 counting only the distinct ones).

The product of its digits is 2560000, while the sum is 48.

The square root of 2545885452 is about 50456.7681485844. The cubic root of 2545885452 is about 1365.4620041116.

The spelling of 2545885452 in words is "two billion, five hundred forty-five million, eight hundred eighty-five thousand, four hundred fifty-two".