2500402502003 has 16 divisors (see below), whose sum is σ = 2982773982720. Its totient is φ = 2049381772416.

The previous prime is 2500402501997. The next prime is 2500402502009. The reversal of 2500402502003 is 3002052040052.

2500402502003 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is an interprime number because it is at equal distance from previous prime (2500402501997) and next prime (2500402502009).

It is a cyclic number.

It is not a de Polignac number, because 2500402502003 - 2⁸ = 2500402501747 is a prime.

It is a Harshad number since it is a multiple of its sum of digits (23).

It is a self number, because there is not a number n which added to its sum of digits gives 2500402502003.

It is not an unprimeable number, because it can be changed into a prime (2500402502009) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 1895873 + ... + 2931746.

It is an arithmetic number, because the mean of its divisors is an integer number (186423373920).

Almost surely, 2^{2500402502003} is an apocalyptic number.

2500402502003 is a gapful number since it is divisible by the number (23) formed by its first and last digit.

2500402502003 is a deficient number, since it is larger than the sum of its proper divisors (482371480717).

2500402502003 is a wasteful number, since it uses less digits than its factorization.

2500402502003 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 4830866.

The product of its (nonzero) digits is 2400, while the sum is 23.

Adding to 2500402502003 its reverse (3002052040052), we get a palindrome (5502454542055).

The spelling of 2500402502003 in words is "two trillion, five hundred billion, four hundred two million, five hundred two thousand, three".