6233889456779 has 4 divisors (see below), whose sum is σ = 6235218365640. Its totient is φ = 6232560547920.

The previous prime is 6233889456721. The next prime is 6233889456791. The reversal of 6233889456779 is 9776549883326.

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

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-6233889456779 is a prime.

It is a super-2 number, since 2×6233889456779² (a number of 26 digits) contains 22 as substring.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (6233889456079) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 664447394 + ... + 664456775.

It is an arithmetic number, because the mean of its divisors is an integer number (1558804591410).

Almost surely, 2^{6233889456779} is an apocalyptic number.

6233889456779 is a deficient number, since it is larger than the sum of its proper divisors (1328908861).

6233889456779 is a wasteful number, since it uses less digits than its factorization.

6233889456779 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1328908860.

The product of its digits is 3292047360, while the sum is 77.

The spelling of 6233889456779 in words is "six trillion, two hundred thirty-three billion, eight hundred eighty-nine million, four hundred fifty-six thousand, seven hundred seventy-nine".