320011436867 has 16 divisors (see below), whose sum is σ = 329344081920. Its totient is φ = 310813887072.

The previous prime is 320011436863. The next prime is 320011436897. The reversal of 320011436867 is 768634110023.

It is a cyclic number.

It is not a de Polignac number, because 320011436867 - 2² = 320011436863 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (320011436863) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 2493758 + ... + 2618940.

It is an arithmetic number, because the mean of its divisors is an integer number (20584005120).

Almost surely, 2^320011436867 is an apocalyptic number.

320011436867 is a deficient number, since it is larger than the sum of its proper divisors (9332645053).

320011436867 is a wasteful number, since it uses less digits than its factorization.

320011436867 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 125722.

The product of its (nonzero) digits is 145152, while the sum is 41.

The spelling of 320011436867 in words is "three hundred twenty billion, eleven million, four hundred thirty-six thousand, eight hundred sixty-seven".