654320267039 has 4 divisors (see below), whose sum is σ = 663536045520. Its totient is φ = 645104488560.

The previous prime is 654320266993. The next prime is 654320267053. The reversal of 654320267039 is 930762023456.

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

It is a cyclic number.

It is not a de Polignac number, because 654320267039 - 2²⁰ = 654319218463 is a prime.

It is a Duffinian number.

It is a junction number, because it is equal to n+sod(n) for n = 654320266984 and 654320267002.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (654320267339) 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, 4607889134 + ... + 4607889275.

It is an arithmetic number, because the mean of its divisors is an integer number (165884011380).

Almost surely, 2^654320267039 is an apocalyptic number.

654320267039 is a deficient number, since it is larger than the sum of its proper divisors (9215778481).

654320267039 is an equidigital number, since it uses as much as digits as its factorization.

654320267039 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 9215778480.

The product of its (nonzero) digits is 1632960, while the sum is 47.

The spelling of 654320267039 in words is "six hundred fifty-four billion, three hundred twenty million, two hundred sixty-seven thousand, thirty-nine".