201345524240155 has 16 divisors (see below), whose sum is σ = 254385895716000. Its totient is φ = 152565888787200.

The previous prime is 201345524240123. The next prime is 201345524240191. The reversal of 201345524240155 is 551042425543102.

It is not a de Polignac number, because 201345524240155 - 2⁵ = 201345524240123 is a prime.

It is a super-2 number, since 2×201345524240155² (a number of 29 digits) contains 22 as substring.

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, 227502696 + ... + 228386005.

It is an arithmetic number, because the mean of its divisors is an integer number (15899118482250).

Almost surely, 2^{201345524240155} is an apocalyptic number.

201345524240155 is a deficient number, since it is larger than the sum of its proper divisors (53040371475845).

201345524240155 is a wasteful number, since it uses less digits than its factorization.

201345524240155 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 455893374.

The product of its (nonzero) digits is 960000, while the sum is 43.

Adding to 201345524240155 its reverse (551042425543102), we get a palindrome (752387949783257).

The spelling of 201345524240155 in words is "two hundred one trillion, three hundred forty-five billion, five hundred twenty-four million, two hundred forty thousand, one hundred fifty-five".