355541542132215 has 64 divisors (see below), whose sum is σ = 587635556659200. Its totient is φ = 183374545075200.

The previous prime is 355541542132213. The next prime is 355541542132247. The reversal of 355541542132215 is 512231245145553.

It is a happy number.

It is not a de Polignac number, because 355541542132215 - 2¹ = 355541542132213 is a prime.

It is a super-2 number, since 2×355541542132215² (a number of 30 digits) contains 22 as substring.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (355541542132213) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (29) of ones.

It is a polite number, since it can be written in 63 ways as a sum of consecutive naturals, for example, 6090200896 + ... + 6090259274.

It is an arithmetic number, because the mean of its divisors is an integer number (9181805572800).

Almost surely, 2^{355541542132215} is an apocalyptic number.

355541542132215 is a deficient number, since it is larger than the sum of its proper divisors (232094014526985).

355541542132215 is a wasteful number, since it uses less digits than its factorization.

355541542132215 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 67528.

The product of its digits is 3600000, while the sum is 48.

Adding to 355541542132215 its reverse (512231245145553), we get a palindrome (867772787277768).

The spelling of 355541542132215 in words is "three hundred fifty-five trillion, five hundred forty-one billion, five hundred forty-two million, one hundred thirty-two thousand, two hundred fifteen".