2545040422 has 4 divisors (see below), whose sum is σ = 3817560636. Its totient is φ = 1272520210.

The previous prime is 2545040419. The next prime is 2545040431. The reversal of 2545040422 is 2240405452.

2545040422 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

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

It is a super-2 number, since 2×2545040422² = 12954461499227876168, which contains 22 as substring.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 636260104 + ... + 636260107.

It is an arithmetic number, because the mean of its divisors is an integer number (954390159).

Almost surely, 2^2545040422 is an apocalyptic number.

2545040422 is a deficient number, since it is larger than the sum of its proper divisors (1272520214).

2545040422 is a wasteful number, since it uses less digits than its factorization.

2545040422 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1272520213.

The product of its (nonzero) digits is 12800, while the sum is 28.

The square root of 2545040422 is about 50448.3936513344. The cubic root of 2545040422 is about 1365.3109127310.

Adding to 2545040422 its reverse (2240405452), we get a palindrome (4785445874).

The spelling of 2545040422 in words is "two billion, five hundred forty-five million, forty thousand, four hundred twenty-two".