53730502717 has 4 divisors (see below), whose sum is σ = 54232657056. Its totient is φ = 53228348380.

The previous prime is 53730502711. The next prime is 53730502739. The reversal of 53730502717 is 71720503735.

It is a semiprime because it is the product of two primes, and also a Blum integer, because the two primes are equal to 3 mod 4, and also an emirpimes, since its reverse is a distinct semiprime: 71720503735 = 5 ⋅14344100747.

It is a cyclic number.

It is not a de Polignac number, because 53730502717 - 2¹¹ = 53730500669 is a prime.

It is a Duffinian number.

It is a self number, because there is not a number n which added to its sum of digits gives 53730502717.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (53730502711) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 251077009 + ... + 251077222.

It is an arithmetic number, because the mean of its divisors is an integer number (13558164264).

Almost surely, 2^53730502717 is an apocalyptic number.

It is an amenable number.

53730502717 is a deficient number, since it is larger than the sum of its proper divisors (502154339).

53730502717 is a wasteful number, since it uses less digits than its factorization.

53730502717 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 502154338.

The product of its (nonzero) digits is 154350, while the sum is 40.

The spelling of 53730502717 in words is "fifty-three billion, seven hundred thirty million, five hundred two thousand, seven hundred seventeen".