2553011018 has 4 divisors (see below), whose sum is σ = 3829516530. Its totient is φ = 1276505508.

The previous prime is 2553011009. The next prime is 2553011033. The reversal of 2553011018 is 8101103552.

It is a happy number.

2553011018 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 can be written as a sum of positive squares in only one way, i.e., 2493304489 + 59706529 = 49933^2 + 7727^2 .

It is a Curzon number.

It is an unprimeable number.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 638252753 + ... + 638252756.

Almost surely, 2^2553011018 is an apocalyptic number.

2553011018 is a deficient number, since it is larger than the sum of its proper divisors (1276505512).

2553011018 is a wasteful number, since it uses less digits than its factorization.

2553011018 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1276505511.

The product of its (nonzero) digits is 1200, while the sum is 26.

The square root of 2553011018 is about 50527.3294168611. The cubic root of 2553011018 is about 1366.7347278286.

The spelling of 2553011018 in words is "two billion, five hundred fifty-three million, eleven thousand, eighteen".