30520245513166 has 8 divisors (see below), whose sum is σ = 48473331109200. Its totient is φ = 14362468476768.

The previous prime is 30520245513157. The next prime is 30520245513227. The reversal of 30520245513166 is 66131554202503.

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

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 448827139866 + ... + 448827139933.

It is an arithmetic number, because the mean of its divisors is an integer number (6059166388650).

Almost surely, 2^{30520245513166} is an apocalyptic number.

30520245513166 is a deficient number, since it is larger than the sum of its proper divisors (17953085596034).

30520245513166 is a wasteful number, since it uses less digits than its factorization.

30520245513166 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 897654279818.

The product of its (nonzero) digits is 648000, while the sum is 43.

Adding to 30520245513166 its reverse (66131554202503), we get a palindrome (96651799715669).

The spelling of 30520245513166 in words is "thirty trillion, five hundred twenty billion, two hundred forty-five million, five hundred thirteen thousand, one hundred sixty-six".