218001522315153 has 8 divisors (see below), whose sum is σ = 291172454995168. Its totient is φ = 145082468922624.

The previous prime is 218001522315103. The next prime is 218001522315193. The reversal of 218001522315153 is 351513225100812.

218001522315153 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

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

It is not a de Polignac number, because 218001522315153 - 2⁶ = 218001522315089 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (218001522315103) 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, 62969819851 + ... + 62969823312.

It is an arithmetic number, because the mean of its divisors is an integer number (36396556874396).

Almost surely, 2^{218001522315153} is an apocalyptic number.

It is an amenable number.

218001522315153 is a deficient number, since it is larger than the sum of its proper divisors (73170932680015).

218001522315153 is a wasteful number, since it uses less digits than its factorization.

218001522315153 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 125939643743.

The product of its (nonzero) digits is 72000, while the sum is 39.

Adding to 218001522315153 its reverse (351513225100812), we get a palindrome (569514747415965).

The spelling of 218001522315153 in words is "two hundred eighteen trillion, one billion, five hundred twenty-two million, three hundred fifteen thousand, one hundred fifty-three".