2562445045 has 4 divisors (see below), whose sum is σ = 3074934060. Its totient is φ = 2049956032.

The previous prime is 2562445009. The next prime is 2562445049. The reversal of 2562445045 is 5405442652.

It is a happy number.

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 445800996 + 2116644049 = 21114^2 + 46007^2 .

It is a cyclic number.

It is not a de Polignac number, because 2562445045 - 2⁷ = 2562444917 is a prime.

It is a super-2 number, since 2×2562445045² = 13132249217290104050, which contains 22 as substring.

It is a junction number, because it is equal to n+sod(n) for n = 2562444995 and 2562445013.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (2562445049) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 256244500 + ... + 256244509.

It is an arithmetic number, because the mean of its divisors is an integer number (768733515).

Almost surely, 2^2562445045 is an apocalyptic number.

It is an amenable number.

2562445045 is a deficient number, since it is larger than the sum of its proper divisors (512489015).

2562445045 is an equidigital number, since it uses as much as digits as its factorization.

2562445045 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 512489014.

The product of its (nonzero) digits is 192000, while the sum is 37.

The square root of 2562445045 is about 50620.5990185814. The cubic root of 2562445045 is about 1368.4161362757.

Adding to 2562445045 its reverse (5405442652), we get a palindrome (7967887697).

The spelling of 2562445045 in words is "two billion, five hundred sixty-two million, four hundred forty-five thousand, forty-five".