52434217647 has 16 divisors (see below), whose sum is σ = 88777511680. Its totient is φ = 29962409976.

The previous prime is 52434217607. The next prime is 52434217651. The reversal of 52434217647 is 74671243425.

52434217647 is a `hidden beast` number, since 5 + 2 + 434 + 2 + 176 + 47 = 666.

It is not a de Polignac number, because 52434217647 - 2³⁰ = 51360475823 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (52434217607) by changing a digit.

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 15 ways as a sum of consecutive naturals, for example, 138714673 + ... + 138715050.

It is an arithmetic number, because the mean of its divisors is an integer number (5548594480).

Almost surely, 2^52434217647 is an apocalyptic number.

52434217647 is a deficient number, since it is larger than the sum of its proper divisors (36343294033).

52434217647 is a wasteful number, since it uses less digits than its factorization.

52434217647 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 277429739 (or 277429733 counting only the distinct ones).

The product of its digits is 1128960, while the sum is 45.

The spelling of 52434217647 in words is "fifty-two billion, four hundred thirty-four million, two hundred seventeen thousand, six hundred forty-seven".