33155145321412 has 12 divisors (see below), whose sum is σ = 58021886379520. Its totient is φ = 16577463498696.

The previous prime is 33155145321377. The next prime is 33155145321449. The reversal of 33155145321412 is 21412354155133.

It is a super-2 number, since 2×33155145321412² (a number of 28 digits) contains 22 as substring.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 26605212 + ... + 27823507.

Almost surely, 2^{33155145321412} is an apocalyptic number.

It is an amenable number.

33155145321412 is a deficient number, since it is larger than the sum of its proper divisors (24866741058108).

33155145321412 is a wasteful number, since it uses less digits than its factorization.

33155145321412 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 54581010 (or 54581008 counting only the distinct ones).

The product of its digits is 216000, while the sum is 40.

Adding to 33155145321412 its reverse (21412354155133), we get a palindrome (54567499476545).

The spelling of 33155145321412 in words is "thirty-three trillion, one hundred fifty-five billion, one hundred forty-five million, three hundred twenty-one thousand, four hundred twelve".