5678998765 has 32 divisors (see below), whose sum is σ = 7644575232. Its totient is φ = 4014144000.

The previous prime is 5678998757. The next prime is 5678998769.

5678998765 is nontrivially palindromic in base 10.

5678998765 is digitally balanced in base 3, because in such base it contains all the possibile digits an equal number of times.

It is not a de Polignac number, because 5678998765 - 2³ = 5678998757 is a prime.

It is a Duffinian number.

It is a junction number, because it is equal to n+sod(n) for n = 5678998694 and 5678998703.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (5678998769) 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 31 ways as a sum of consecutive naturals, for example, 606459 + ... + 615751.

It is an arithmetic number, because the mean of its divisors is an integer number (238892976).

Almost surely, 2^5678998765 is an apocalyptic number.

5678998765 is a gapful number since it is divisible by the number (55) formed by its first and last digit.

It is an amenable number.

5678998765 is a deficient number, since it is larger than the sum of its proper divisors (1965576467).

5678998765 is a wasteful number, since it uses less digits than its factorization.

5678998765 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 9621.

The product of its digits is 228614400, while the sum is 70.

The square root of 5678998765 is about 75359.1319283868. The cubic root of 5678998765 is about 1784.1194374186.

The spelling of 5678998765 in words is "five billion, six hundred seventy-eight million, nine hundred ninety-eight thousand, seven hundred sixty-five".