5051044636553 has 4 divisors (see below), whose sum is σ = 5063767671300. Its totient is φ = 5038321601808.

The previous prime is 5051044636501. The next prime is 5051044636567. The reversal of 5051044636553 is 3556364401505.

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

It can be written as a sum of positive squares in 2 ways, for example, as 2875764772864 + 2175279863689 = 1695808^2 + 1474883^2 .

It is a cyclic number.

It is not a de Polignac number, because 5051044636553 - 2¹² = 5051044632457 is a prime.

It is a Duffinian number.

It is a junction number, because it is equal to n+sod(n) for n = 5051044636498 and 5051044636507.

It is not an unprimeable number, because it can be changed into a prime (5051044636453) 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, 6361516778 + ... + 6361517571.

It is an arithmetic number, because the mean of its divisors is an integer number (1265941917825).

Almost surely, 2^{5051044636553} is an apocalyptic number.

It is an amenable number.

5051044636553 is a deficient number, since it is larger than the sum of its proper divisors (12723034747).

5051044636553 is a wasteful number, since it uses less digits than its factorization.

5051044636553 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 12723034746.

The product of its (nonzero) digits is 3240000, while the sum is 47.

The spelling of 5051044636553 in words is "five trillion, fifty-one billion, forty-four million, six hundred thirty-six thousand, five hundred fifty-three".