48644228673 has 14 divisors (see below), whose sum is σ = 72932980434. Its totient is φ = 32429485296.

The previous prime is 48644228657. The next prime is 48644228707. The reversal of 48644228673 is 37682244684.

It can be written as a sum of positive squares in only one way, i.e., 33077424384 + 15566804289 = 181872^2 + 124767^2 .

It is not a de Polignac number, because 48644228673 - 2⁴ = 48644228657 is a prime.

It is a super-2 number, since 2×48644228673² (a number of 22 digits) contains 22 as substring.

It is not an unprimeable number, because it can be changed into a prime (48644228653) by changing a digit.

It is a polite number, since it can be written in 13 ways as a sum of consecutive naturals, for example, 33362940 + ... + 33364397.

Almost surely, 2^48644228673 is an apocalyptic number.

It is an amenable number.

48644228673 is a deficient number, since it is larger than the sum of its proper divisors (24288751761).

48644228673 is an frugal number, since it uses more digits than its factorization.

48644228673 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 66727355 (or 66727340 counting only the distinct ones).

The product of its digits is 12386304, while the sum is 54.

The spelling of 48644228673 in words is "forty-eight billion, six hundred forty-four million, two hundred twenty-eight thousand, six hundred seventy-three".