43212106613153 has 16 divisors (see below), whose sum is σ = 44371889856000. Its totient is φ = 42057416142720.

The previous prime is 43212106613141. The next prime is 43212106613171. The reversal of 43212106613153 is 35131660121234.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-43212106613153 is a prime.

It is not an unprimeable number, because it can be changed into a prime (43211106613153) 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, 64929323 + ... + 65591471.

It is an arithmetic number, because the mean of its divisors is an integer number (2773243116000).

Almost surely, 2^{43212106613153} is an apocalyptic number.

It is an amenable number.

43212106613153 is a deficient number, since it is larger than the sum of its proper divisors (1159783242847).

43212106613153 is a wasteful number, since it uses less digits than its factorization.

43212106613153 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 665992.

The product of its (nonzero) digits is 77760, while the sum is 38.

Adding to 43212106613153 its reverse (35131660121234), we get a palindrome (78343766734387).

The spelling of 43212106613153 in words is "forty-three trillion, two hundred twelve billion, one hundred six million, six hundred thirteen thousand, one hundred fifty-three".