53940747289 has 8 divisors (see below), whose sum is σ = 63370948032. Its totient is φ = 45264962640.

The previous prime is 53940747253. The next prime is 53940747299. The reversal of 53940747289 is 98274704935.

It is a sphenic number, since it is the product of 3 distinct primes.

It is a cyclic number.

It is not a de Polignac number, because 53940747289 - 2¹¹ = 53940745241 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (53940747229) 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 7 ways as a sum of consecutive naturals, for example, 188603869 + ... + 188604154.

It is an arithmetic number, because the mean of its divisors is an integer number (7921368504).

Almost surely, 2^53940747289 is an apocalyptic number.

It is an amenable number.

53940747289 is a deficient number, since it is larger than the sum of its proper divisors (9430200743).

53940747289 is a wasteful number, since it uses less digits than its factorization.

53940747289 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 377208047.

The product of its (nonzero) digits is 15240960, while the sum is 58.

The spelling of 53940747289 in words is "fifty-three billion, nine hundred forty million, seven hundred forty-seven thousand, two hundred eighty-nine".