320467148727 has 32 divisors (see below), whose sum is σ = 477039526656. Its totient is φ = 189679795200.

The previous prime is 320467148653. The next prime is 320467148737. The reversal of 320467148727 is 727841764023.

It is not a de Polignac number, because 320467148727 - 2¹⁰ = 320467147703 is a prime.

It is a self number, because there is not a number n which added to its sum of digits gives 320467148727.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (320467148737) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (23) of ones.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 16934823 + ... + 16953735.

It is an arithmetic number, because the mean of its divisors is an integer number (14907485208).

Almost surely, 2^320467148727 is an apocalyptic number.

320467148727 is a deficient number, since it is larger than the sum of its proper divisors (156572377929).

320467148727 is a wasteful number, since it uses less digits than its factorization.

320467148727 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 30911.

The product of its (nonzero) digits is 3161088, while the sum is 51.

The spelling of 320467148727 in words is "three hundred twenty billion, four hundred sixty-seven million, one hundred forty-eight thousand, seven hundred twenty-seven".