2544655003 has 4 divisors (see below), whose sum is σ = 2775987288. Its totient is φ = 2313322720.

The previous prime is 2544654997. The next prime is 2544655021. The reversal of 2544655003 is 3005564452.

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

It is a cyclic number.

It is not a de Polignac number, because 2544655003 - 2⁹ = 2544654491 is a prime.

It is a Duffinian number.

It is a self number, because there is not a number n which added to its sum of digits gives 2544655003.

It is not an unprimeable number, because it can be changed into a prime (2544655063) 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, 115666126 + ... + 115666147.

It is an arithmetic number, because the mean of its divisors is an integer number (693996822).

Almost surely, 2^2544655003 is an apocalyptic number.

2544655003 is a deficient number, since it is larger than the sum of its proper divisors (231332285).

2544655003 is a wasteful number, since it uses less digits than its factorization.

2544655003 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 231332284.

The product of its (nonzero) digits is 72000, while the sum is 34.

The square root of 2544655003 is about 50444.5735733785. The cubic root of 2544655003 is about 1365.2419887004.

The spelling of 2544655003 in words is "two billion, five hundred forty-four million, six hundred fifty-five thousand, three".