355515112112 has 40 divisors (see below), whose sum is σ = 713312090640. Its totient is φ = 171544538880.

The previous prime is 355515112111. The next prime is 355515112157. The reversal of 355515112112 is 211211515553.

It is not an unprimeable number, because it can be changed into a prime (355515112111) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 3384662 + ... + 3488117.

It is an arithmetic number, because the mean of its divisors is an integer number (17832802266).

Almost surely, 2^355515112112 is an apocalyptic number.

It is an amenable number.

355515112112 is an abundant number, since it is smaller than the sum of its proper divisors (357796978528).

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

355515112112 is a wasteful number, since it uses less digits than its factorization.

355515112112 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 6872901 (or 6872895 counting only the distinct ones).

The product of its digits is 7500, while the sum is 32.

Adding to 355515112112 its reverse (211211515553), we get a palindrome (566726627665).

The spelling of 355515112112 in words is "three hundred fifty-five billion, five hundred fifteen million, one hundred twelve thousand, one hundred twelve".