30534123554215 has 16 divisors (see below), whose sum is σ = 37062556106400. Its totient is φ = 24146373791232.

The previous prime is 30534123554161. The next prime is 30534123554237. The reversal of 30534123554215 is 51245532143503.

It is not a de Polignac number, because 30534123554215 - 2¹⁷ = 30534123423143 is a prime.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 7511862 + ... + 10839571.

It is an arithmetic number, because the mean of its divisors is an integer number (2316409756650).

Almost surely, 2^{30534123554215} is an apocalyptic number.

30534123554215 is a deficient number, since it is larger than the sum of its proper divisors (6528432552185).

30534123554215 is a wasteful number, since it uses less digits than its factorization.

30534123554215 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 18355266.

The product of its (nonzero) digits is 1080000, while the sum is 43.

Adding to 30534123554215 its reverse (51245532143503), we get a palindrome (81779655697718).

The spelling of 30534123554215 in words is "thirty trillion, five hundred thirty-four billion, one hundred twenty-three million, five hundred fifty-four thousand, two hundred fifteen".