48944143521 has 24 divisors (see below), whose sum is σ = 87011812160. Its totient is φ = 25816690656.

The previous prime is 48944143519. The next prime is 48944143529. The reversal of 48944143521 is 12534144984.

48944143521 is a `hidden beast` number, since 4 + 89 + 4 + 4 + 1 + 43 + 521 = 666.

It is not a de Polignac number, because 48944143521 - 2¹ = 48944143519 is a prime.

It is not an unprimeable number, because it can be changed into a prime (48944143529) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 29879611 + ... + 29881248.

Almost surely, 2^48944143521 is an apocalyptic number.

It is an amenable number.

48944143521 is a deficient number, since it is larger than the sum of its proper divisors (38067668639).

48944143521 is a wasteful number, since it uses less digits than its factorization.

48944143521 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 59760885 (or 59760882 counting only the distinct ones).

The product of its digits is 552960, while the sum is 45.

The spelling of 48944143521 in words is "forty-eight billion, nine hundred forty-four million, one hundred forty-three thousand, five hundred twenty-one".