320867789007 has 8 divisors (see below), whose sum is σ = 429742211584. Its totient is φ = 212952612888.

The previous prime is 320867788987. The next prime is 320867789017. The reversal of 320867789007 is 700987768023.

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

It is not a de Polignac number, because 320867789007 - 2¹⁴ = 320867772623 is a prime.

It is a super-2 number, since 2×320867789007² (a number of 24 digits) contains 22 as substring.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (320867789017) 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, 239810833 + ... + 239812170.

It is an arithmetic number, because the mean of its divisors is an integer number (53717776448).

Almost surely, 2^320867789007 is an apocalyptic number.

320867789007 is a deficient number, since it is larger than the sum of its proper divisors (108874422577).

320867789007 is a wasteful number, since it uses less digits than its factorization.

320867789007 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 479623229.

The product of its (nonzero) digits is 7112448, while the sum is 57.

The spelling of 320867789007 in words is "three hundred twenty billion, eight hundred sixty-seven million, seven hundred eighty-nine thousand, seven".