2545533612112 has 20 divisors (see below), whose sum is σ = 4991392717920. Its totient is φ = 1257432265568.

The previous prime is 2545533612109. The next prime is 2545533612119. The reversal of 2545533612112 is 2112163355452.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (2545533612119) 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, 958407412 + ... + 958410067.

It is an arithmetic number, because the mean of its divisors is an integer number (249569635896).

Almost surely, 2^{2545533612112} is an apocalyptic number.

It is an amenable number.

2545533612112 is a deficient number, since it is larger than the sum of its proper divisors (2445859105808).

2545533612112 is a wasteful number, since it uses less digits than its factorization.

2545533612112 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1916817570 (or 1916817564 counting only the distinct ones).

The product of its digits is 216000, while the sum is 40.

Adding to 2545533612112 its reverse (2112163355452), we get a palindrome (4657696967564).

The spelling of 2545533612112 in words is "two trillion, five hundred forty-five billion, five hundred thirty-three million, six hundred twelve thousand, one hundred twelve".