320214626646 has 64 divisors (see below), whose sum is σ = 653159808000. Its totient is φ = 104641238016.

The previous prime is 320214626639. The next prime is 320214626647. The reversal of 320214626646 is 646626412023.

It is a junction number, because it is equal to n+sod(n) for n = 320214626598 and 320214626607.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (320214626647) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 32861251 + ... + 32870993.

It is an arithmetic number, because the mean of its divisors is an integer number (10205622000).

Almost surely, 2^320214626646 is an apocalyptic number.

320214626646 is an abundant number, since it is smaller than the sum of its proper divisors (332945181354).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

320214626646 is a wasteful number, since it uses less digits than its factorization.

320214626646 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 10373.

The product of its (nonzero) digits is 497664, while the sum is 42.

The spelling of 320214626646 in words is "three hundred twenty billion, two hundred fourteen million, six hundred twenty-six thousand, six hundred forty-six".