355215355213212 has 96 divisors (see below), whose sum is σ = 1005355249872960. Its totient is φ = 107799812720640.

The previous prime is 355215355213211. The next prime is 355215355213217. The reversal of 355215355213212 is 212312553512553.

355215355213212 is a `hidden beast` number, since 3 + 5 + 5 + 2 + 1 + 53 + 552 + 1 + 32 + 12 = 666.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (355215355213211) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 1732790589 + ... + 1732995572.

It is an arithmetic number, because the mean of its divisors is an integer number (10472450519510).

Almost surely, 2^{355215355213212} is an apocalyptic number.

It is an amenable number.

355215355213212 is an abundant number, since it is smaller than the sum of its proper divisors (650139894659748).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

355215355213212 is a wasteful number, since it uses less digits than its factorization.

355215355213212 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 3465786260 (or 3465786252 counting only the distinct ones).

The product of its digits is 1350000, while the sum is 45.

The spelling of 355215355213212 in words is "three hundred fifty-five trillion, two hundred fifteen billion, three hundred fifty-five million, two hundred thirteen thousand, two hundred twelve".