2553500545 has 4 divisors (see below), whose sum is σ = 3064200660. Its totient is φ = 2042800432.

The previous prime is 2553500531. The next prime is 2553500557. The reversal of 2553500545 is 5450053552.

It is a semiprime because it is the product of two primes.

It can be written as a sum of positive squares in 2 ways, for example, as 1170255681 + 1383244864 = 34209^2 + 37192^2 .

It is a cyclic number.

It is not a de Polignac number, because 2553500545 - 2²⁵ = 2519946113 is a prime.

It is a self number, because there is not a number n which added to its sum of digits gives 2553500545.

It is an unprimeable number.

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 3 ways as a sum of consecutive naturals, for example, 255350050 + ... + 255350059.

It is an arithmetic number, because the mean of its divisors is an integer number (766050165).

Almost surely, 2^2553500545 is an apocalyptic number.

It is an amenable number.

2553500545 is a deficient number, since it is larger than the sum of its proper divisors (510700115).

2553500545 is an equidigital number, since it uses as much as digits as its factorization.

2553500545 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 510700114.

The product of its (nonzero) digits is 75000, while the sum is 34.

The square root of 2553500545 is about 50532.1733650948. The cubic root of 2553500545 is about 1366.8220770786.

The spelling of 2553500545 in words is "two billion, five hundred fifty-three million, five hundred thousand, five hundred forty-five".