133523600154641 has 12 divisors (see below), whose sum is σ = 139603671764928. Its totient is φ = 127697830566504.

The previous prime is 133523600154619. The next prime is 133523600154689. The reversal of 133523600154641 is 146451006325331.

It is a happy number.

It is a de Polignac number, because none of the positive numbers 2^k-133523600154641 is a prime.

It is a super-2 number, since 2×133523600154641² (a number of 29 digits) contains 22 as substring.

It is a hoax number, since the sum of its digits (44) coincides with the sum of the digits of its distinct prime factors.

It is a Duffinian number.

It is a Curzon number.

It is a junction number, because it is equal to n+sod(n) for n = 133523600154592 and 133523600154601.

It is not an unprimeable number, because it can be changed into a prime (133523606154641) by changing a digit.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 16837565 + ... + 23463818.

It is an arithmetic number, because the mean of its divisors is an integer number (11633639313744).

Almost surely, 2^{133523600154641} is an apocalyptic number.

It is an amenable number.

133523600154641 is a deficient number, since it is larger than the sum of its proper divisors (6080071610287).

133523600154641 is an equidigital number, since it uses as much as digits as its factorization.

133523600154641 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 40307692 (or 40307669 counting only the distinct ones).

The product of its (nonzero) digits is 777600, while the sum is 44.

Adding to 133523600154641 its reverse (146451006325331), we get a palindrome (279974606479972).

The spelling of 133523600154641 in words is "one hundred thirty-three trillion, five hundred twenty-three billion, six hundred million, one hundred fifty-four thousand, six hundred forty-one".