5285423221779 has 8 divisors (see below), whose sum is σ = 7047373842432. Its totient is φ = 3523544041160.

The previous prime is 5285423221777. The next prime is 5285423221801. The reversal of 5285423221779 is 9771223245825.

It is a sphenic number, since it is the product of 3 distinct primes.

It is a cyclic number.

It is not a de Polignac number, because 5285423221779 - 2¹ = 5285423221777 is a prime.

It is not an unprimeable number, because it can be changed into a prime (5285423221777) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 17687139 + ... + 17983484.

It is an arithmetic number, because the mean of its divisors is an integer number (880921730304).

Almost surely, 2^{5285423221779} is an apocalyptic number.

5285423221779 is a deficient number, since it is larger than the sum of its proper divisors (1761950620653).

5285423221779 is a wasteful number, since it uses less digits than its factorization.

5285423221779 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 35720017.

The product of its digits is 16934400, while the sum is 57.

The spelling of 5285423221779 in words is "five trillion, two hundred eighty-five billion, four hundred twenty-three million, two hundred twenty-one thousand, seven hundred seventy-nine".