30530172513 has 8 divisors (see below), whose sum is σ = 40845829248. Its totient is φ = 20283982064.

The previous prime is 30530172511. The next prime is 30530172521. The reversal of 30530172513 is 31527103503.

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 30530172513 - 2¹ = 30530172511 is a prime.

It is not an unprimeable number, because it can be changed into a prime (30530172511) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 17365545 + ... + 17367302.

It is an arithmetic number, because the mean of its divisors is an integer number (5105728656).

Almost surely, 2^30530172513 is an apocalyptic number.

It is an amenable number.

30530172513 is a deficient number, since it is larger than the sum of its proper divisors (10315656735).

30530172513 is a wasteful number, since it uses less digits than its factorization.

30530172513 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 34733143.

The product of its (nonzero) digits is 9450, while the sum is 30.

The spelling of 30530172513 in words is "thirty billion, five hundred thirty million, one hundred seventy-two thousand, five hundred thirteen".