53506163333121 has 16 divisors (see below), whose sum is σ = 74444356973184. Its totient is φ = 34119414261504.

The previous prime is 53506163332967. The next prime is 53506163333137. The reversal of 53506163333121 is 12133336160535.

It is not a de Polignac number, because 53506163333121 - 2¹⁷ = 53506163202049 is a prime.

It is not an unprimeable number, because it can be changed into a prime (53506163334121) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 10425 + ... + 10344681.

It is an arithmetic number, because the mean of its divisors is an integer number (4652772310824).

Almost surely, 2^{53506163333121} is an apocalyptic number.

It is an amenable number.

53506163333121 is a deficient number, since it is larger than the sum of its proper divisors (20938193640063).

53506163333121 is a wasteful number, since it uses less digits than its factorization.

53506163333121 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 10409320.

The product of its (nonzero) digits is 437400, while the sum is 42.

Adding to 53506163333121 its reverse (12133336160535), we get a palindrome (65639499493656).

The spelling of 53506163333121 in words is "fifty-three trillion, five hundred six billion, one hundred sixty-three million, three hundred thirty-three thousand, one hundred twenty-one".