320129848 has 8 divisors (see below), whose sum is σ = 600243480. Its totient is φ = 160064920.

The previous prime is 320129773. The next prime is 320129897. The reversal of 320129848 is 848921023.

It is a tau number, because it is divible by the number of its divisors (8).

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 20008108 + ... + 20008123.

It is an arithmetic number, because the mean of its divisors is an integer number (75030435).

Almost surely, 2^320129848 is an apocalyptic number.

It is an amenable number.

320129848 is a deficient number, since it is larger than the sum of its proper divisors (280113632).

320129848 is a wasteful number, since it uses less digits than its factorization.

320129848 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 40016237 (or 40016233 counting only the distinct ones).

The product of its (nonzero) digits is 27648, while the sum is 37.

The square root of 320129848 is about 17892.1728138312. The cubic root of 320129848 is about 684.0828815587.

The spelling of 320129848 in words is "three hundred twenty million, one hundred twenty-nine thousand, eight hundred forty-eight".