5170985338633 has 4 divisors (see below), whose sum is σ = 5255755590148. Its totient is φ = 5086215087120.

The previous prime is 5170985338621. The next prime is 5170985338643. The reversal of 5170985338633 is 3368335890715.

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 304209608704 + 4866775729929 = 551552^2 + 2206077^2 .

It is a cyclic number.

It is not a de Polignac number, because 5170985338633 - 2³³ = 5162395404041 is a prime.

It is a Harshad number since it is a multiple of its sum of digits (61), and also a Moran number because the ratio is a prime number: 84770251453 = 5170985338633 / (5 + 1 + 7 + 0 + 9 + 8 + 5 + 3 + 3 + 8 + 6 + 3 + 3).

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (5170985338643) 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, 42385125666 + ... + 42385125787.

It is an arithmetic number, because the mean of its divisors is an integer number (1313938897537).

Almost surely, 2^{5170985338633} is an apocalyptic number.

It is an amenable number.

5170985338633 is a deficient number, since it is larger than the sum of its proper divisors (84770251515).

5170985338633 is an equidigital number, since it uses as much as digits as its factorization.

5170985338633 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 84770251514.

The product of its (nonzero) digits is 48988800, while the sum is 61.

The spelling of 5170985338633 in words is "five trillion, one hundred seventy billion, nine hundred eighty-five million, three hundred thirty-eight thousand, six hundred thirty-three".