4648172145444 has 27 divisors (see below), whose sum is σ = 11749578955387. Its totient is φ = 1549386403224.

The previous prime is 4648172145373. The next prime is 4648172145497. The reversal of 4648172145444 is 4445412718464.

The square root of 4648172145444 is 2155962.

It is a perfect power (a square), and thus also a powerful number.

4648172145444 is a `hidden beast` number, since 4 + 6 + 4 + 81 + 7 + 2 + 14 + 544 + 4 = 666.

It is a Duffinian number.

It is an unprimeable number.

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 8 ways as a sum of consecutive naturals, for example, 12756109 + ... + 13115435.

Almost surely, 2^{4648172145444} is an apocalyptic number.

4648172145444 is the 2155962-nd square number.

It is an amenable number.

4648172145444 is an abundant number, since it is smaller than the sum of its proper divisors (7101406809943).

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

4648172145444 is an frugal number, since it uses more digits than its factorization.

4648172145444 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 718664 (or 359332 counting only the distinct ones).

The product of its digits is 13762560, while the sum is 54.

The spelling of 4648172145444 in words is "four trillion, six hundred forty-eight billion, one hundred seventy-two million, one hundred forty-five thousand, four hundred forty-four".