4644147541420 has 12 divisors (see below), whose sum is σ = 9752709837024. Its totient is φ = 1857659016560.

The previous prime is 4644147541351. The next prime is 4644147541421. The reversal of 4644147541420 is 241457414464.

It is not an unprimeable number, because it can be changed into a prime (4644147541421) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 116103688516 + ... + 116103688555.

It is an arithmetic number, because the mean of its divisors is an integer number (812725819752).

Almost surely, 2^{4644147541420} is an apocalyptic number.

It is an amenable number.

4644147541420 is an abundant number, since it is smaller than the sum of its proper divisors (5108562295604).

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

4644147541420 is a wasteful number, since it uses less digits than its factorization.

4644147541420 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 232207377080 (or 232207377078 counting only the distinct ones).

The product of its (nonzero) digits is 1720320, while the sum is 46.

The spelling of 4644147541420 in words is "four trillion, six hundred forty-four billion, one hundred forty-seven million, five hundred forty-one thousand, four hundred twenty".