2553550065 has 48 divisors (see below), whose sum is σ = 4856604480. Its totient is φ = 1230887040.

The previous prime is 2553550061. The next prime is 2553550067. The reversal of 2553550065 is 5600553552.

It is not a de Polignac number, because 2553550065 - 2² = 2553550061 is a prime.

It is not an unprimeable number, because it can be changed into a prime (2553550061) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 47 ways as a sum of consecutive naturals, for example, 70726 + ... + 100544.

It is an arithmetic number, because the mean of its divisors is an integer number (101179260).

Almost surely, 2^2553550065 is an apocalyptic number.

It is an amenable number.

2553550065 is a deficient number, since it is larger than the sum of its proper divisors (2303054415).

2553550065 is a wasteful number, since it uses less digits than its factorization.

2553550065 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 30014 (or 30011 counting only the distinct ones).

The product of its (nonzero) digits is 112500, while the sum is 36.

The square root of 2553550065 is about 50532.6633475814. The cubic root of 2553550065 is about 1366.8309126086.

The spelling of 2553550065 in words is "two billion, five hundred fifty-three million, five hundred fifty thousand, sixty-five".