2506016407903 has 16 divisors (see below), whose sum is σ = 2561614458336. Its totient is φ = 2450735464320.

The previous prime is 2506016407901. The next prime is 2506016407907. The reversal of 2506016407903 is 3097046106052.

It is a cyclic number.

It is not a de Polignac number, because 2506016407903 - 2¹ = 2506016407901 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 2506016407903.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (2506016407901) 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, 29014500 + ... + 29100742.

It is an arithmetic number, because the mean of its divisors is an integer number (160100903646).

Almost surely, 2^{2506016407903} is an apocalyptic number.

2506016407903 is a deficient number, since it is larger than the sum of its proper divisors (55598050433).

2506016407903 is a wasteful number, since it uses less digits than its factorization.

2506016407903 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 88074.

The product of its (nonzero) digits is 272160, while the sum is 43.

The spelling of 2506016407903 in words is "two trillion, five hundred six billion, sixteen million, four hundred seven thousand, nine hundred three".