4645431327720 has 64 divisors (see below), whose sum is σ = 13941397967040. Its totient is φ = 1238328000000.

The previous prime is 4645431327707. The next prime is 4645431327731. The reversal of 4645431327720 is 277231345464.

It is a self number, because there is not a number n which added to its sum of digits gives 4645431327720.

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 6759781 + ... + 7415220.

It is an arithmetic number, because the mean of its divisors is an integer number (217834343235).

Almost surely, 2^{4645431327720} is an apocalyptic number.

4645431327720 is a gapful number since it is divisible by the number (40) formed by its first and last digit.

It is an amenable number.

4645431327720 is an abundant number, since it is smaller than the sum of its proper divisors (9295966639320).

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

4645431327720 is a wasteful number, since it uses less digits than its factorization.

4645431327720 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 14177746 (or 14177742 counting only the distinct ones).

The product of its (nonzero) digits is 3386880, while the sum is 48.

The spelling of 4645431327720 in words is "four trillion, six hundred forty-five billion, four hundred thirty-one million, three hundred twenty-seven thousand, seven hundred twenty".