133236117436 has 24 divisors (see below), whose sum is σ = 234044334720. Its totient is φ = 66366708912.

The previous prime is 133236117293. The next prime is 133236117451. The reversal of 133236117436 is 634711632331.

It is a congruent number.

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, 1295151 + ... + 1394233.

It is an arithmetic number, because the mean of its divisors is an integer number (9751847280).

Almost surely, 2^133236117436 is an apocalyptic number.

It is an amenable number.

133236117436 is a deficient number, since it is larger than the sum of its proper divisors (100808217284).

133236117436 is a wasteful number, since it uses less digits than its factorization.

133236117436 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 100353 (or 100351 counting only the distinct ones).

The product of its digits is 163296, while the sum is 40.

Adding to 133236117436 its reverse (634711632331), we get a palindrome (767947749767).

The spelling of 133236117436 in words is "one hundred thirty-three billion, two hundred thirty-six million, one hundred seventeen thousand, four hundred thirty-six".