355155320431012 has 24 divisors (see below), whose sum is σ = 624280581931104. Its totient is φ = 176789491984512.

The previous prime is 355155320431003. The next prime is 355155320431019. The reversal of 355155320431012 is 210134023551553.

It is a super-2 number, since 2×355155320431012² (a number of 30 digits) contains 22 as substring.

It is not an unprimeable number, because it can be changed into a prime (355155320431019) 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, 20830083 + ... + 33826069.

It is an arithmetic number, because the mean of its divisors is an integer number (26011690913796).

Almost surely, 2^{355155320431012} is an apocalyptic number.

It is an amenable number.

355155320431012 is a deficient number, since it is larger than the sum of its proper divisors (269125261500092).

355155320431012 is a wasteful number, since it uses less digits than its factorization.

355155320431012 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 13026315 (or 13026313 counting only the distinct ones).

The product of its (nonzero) digits is 270000, while the sum is 40.

Adding to 355155320431012 its reverse (210134023551553), we get a palindrome (565289343982565).

The spelling of 355155320431012 in words is "three hundred fifty-five trillion, one hundred fifty-five billion, three hundred twenty million, four hundred thirty-one thousand, twelve".