48543731217 has 32 divisors (see below), whose sum is σ = 76858761600. Its totient is φ = 30174119424.

The previous prime is 48543731143. The next prime is 48543731231. The reversal of 48543731217 is 71213734584.

48543731217 is a `hidden beast` number, since 485 + 43 + 7 + 3 + 121 + 7 = 666.

48543731217 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a de Polignac number, because none of the positive numbers 2^k-48543731217 is a prime.

It is not an unprimeable number, because it can be changed into a prime (48543730217) by changing a digit.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 445092 + ... + 543317.

It is an arithmetic number, because the mean of its divisors is an integer number (2401836300).

Almost surely, 2^48543731217 is an apocalyptic number.

It is an amenable number.

48543731217 is a deficient number, since it is larger than the sum of its proper divisors (28315030383).

48543731217 is a wasteful number, since it uses less digits than its factorization.

48543731217 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 988542 (or 988536 counting only the distinct ones).

The product of its digits is 564480, while the sum is 45.

The spelling of 48543731217 in words is "forty-eight billion, five hundred forty-three million, seven hundred thirty-one thousand, two hundred seventeen".