2555040045 has 32 divisors (see below), whose sum is σ = 4165023744. Its totient is φ = 1337256000.

The previous prime is 2555040023. The next prime is 2555040049. The reversal of 2555040045 is 5400405552.

It is not a de Polignac number, because 2555040045 - 2⁷ = 2555039917 is a prime.

It is a Curzon number.

It is a junction number, because it is equal to n+sod(n) for n = 2555039994 and 2555040021.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (2555040049) by changing a digit.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 181200 + ... + 194790.

It is an arithmetic number, because the mean of its divisors is an integer number (130156992).

Almost surely, 2^2555040045 is an apocalyptic number.

It is an amenable number.

2555040045 is a deficient number, since it is larger than the sum of its proper divisors (1609983699).

2555040045 is a wasteful number, since it uses less digits than its factorization.

2555040045 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 13833.

The product of its (nonzero) digits is 20000, while the sum is 30.

The square root of 2555040045 is about 50547.4039392727. The cubic root of 2555040045 is about 1367.0967065941.

Adding to 2555040045 its reverse (5400405552), we get a palindrome (7955445597).

The spelling of 2555040045 in words is "two billion, five hundred fifty-five million, forty thousand, forty-five".