2545102553 has 8 divisors (see below), whose sum is σ = 3008988480. Its totient is φ = 2106291600.

The previous prime is 2545102543. The next prime is 2545102577. The reversal of 2545102553 is 3552015452.

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

It is not a de Polignac number, because 2545102553 - 2⁴ = 2545102537 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (2545102543) 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, 6268523 + ... + 6268928.

It is an arithmetic number, because the mean of its divisors is an integer number (376123560).

Almost surely, 2^2545102553 is an apocalyptic number.

It is an amenable number.

2545102553 is a deficient number, since it is larger than the sum of its proper divisors (463885927).

2545102553 is a wasteful number, since it uses less digits than its factorization.

2545102553 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 12537487.

The product of its (nonzero) digits is 30000, while the sum is 32.

The square root of 2545102553 is about 50449.0094352704. The cubic root of 2545102553 is about 1365.3220228940.

The spelling of 2545102553 in words is "two billion, five hundred forty-five million, one hundred two thousand, five hundred fifty-three".