133523245521412 has 24 divisors (see below), whose sum is σ = 236625848726400. Its totient is φ = 65915877140256.

The previous prime is 133523245521409. The next prime is 133523245521437. The reversal of 133523245521412 is 214125542325331.

133523245521412 is digitally balanced in base 3, because in such base it contains all the possibile digits an equal number of times.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 30180558 + ... + 34320730.

It is an arithmetic number, because the mean of its divisors is an integer number (9859410363600).

Almost surely, 2^{133523245521412} is an apocalyptic number.

It is an amenable number.

133523245521412 is a deficient number, since it is larger than the sum of its proper divisors (103102603204988).

133523245521412 is a wasteful number, since it uses less digits than its factorization.

133523245521412 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 4242315 (or 4242313 counting only the distinct ones).

The product of its digits is 864000, while the sum is 43.

Adding to 133523245521412 its reverse (214125542325331), we get a palindrome (347648787846743).

The spelling of 133523245521412 in words is "one hundred thirty-three trillion, five hundred twenty-three billion, two hundred forty-five million, five hundred twenty-one thousand, four hundred twelve".