2503561794849 has 12 divisors (see below), whose sum is σ = 3662031318400. Its totient is φ = 1647914092344.

The previous prime is 2503561794829. The next prime is 2503561794887. The reversal of 2503561794849 is 9484971653052.

2503561794849 is a `hidden beast` number, since 2 + 5 + 0 + 3 + 5 + 617 + 9 + 4 + 8 + 4 + 9 = 666.

2503561794849 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is not a de Polignac number, because 2503561794849 - 2⁹ = 2503561794337 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (2503561794829) by changing a digit.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 1760591269 + ... + 1760592690.

It is a 1-persistent number, because it is pandigital, but 2⋅2503561794849 = 5007123589698 is not.

Almost surely, 2^{2503561794849} is an apocalyptic number.

It is an amenable number.

2503561794849 is a deficient number, since it is larger than the sum of its proper divisors (1158469523551).

2503561794849 is a wasteful number, since it uses less digits than its factorization.

2503561794849 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 3521184044 (or 3521184041 counting only the distinct ones).

The product of its (nonzero) digits is 65318400, while the sum is 63.

The spelling of 2503561794849 in words is "two trillion, five hundred three billion, five hundred sixty-one million, seven hundred ninety-four thousand, eight hundred forty-nine".