2545404011 has 8 divisors (see below), whose sum is σ = 2615362464. Its totient is φ = 2475506880.

The previous prime is 2545404007. The next prime is 2545404047. The reversal of 2545404011 is 1104045452.

It is a sphenic number, since it is the product of 3 distinct primes.

It is a cyclic number.

It is not a de Polignac number, because 2545404011 - 2² = 2545404007 is a prime.

It is not an unprimeable number, because it can be changed into a prime (2545404091) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 76226 + ... + 104408.

It is an arithmetic number, because the mean of its divisors is an integer number (326920308).

Almost surely, 2^2545404011 is an apocalyptic number.

2545404011 is a deficient number, since it is larger than the sum of its proper divisors (69958453).

2545404011 is a wasteful number, since it uses less digits than its factorization.

2545404011 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 30661.

The product of its (nonzero) digits is 3200, while the sum is 26.

The square root of 2545404011 is about 50451.9970962498. The cubic root of 2545404011 is about 1365.3759265500.

Adding to 2545404011 its reverse (1104045452), we get a palindrome (3649449463).

The spelling of 2545404011 in words is "two billion, five hundred forty-five million, four hundred four thousand, eleven".