133000403165504 has 224 divisors, whose sum is σ = 318071381753856. Its totient is φ = 53972358359040.

The previous prime is 133000403165467. The next prime is 133000403165549. The reversal of 133000403165504 is 405561304000331.

It is a tau number, because it is divible by the number of its divisors (224).

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 2436636197 + ... + 2436690779.

Almost surely, 2^{133000403165504} is an apocalyptic number.

133000403165504 is a gapful number since it is divisible by the number (14) formed by its first and last digit.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 133000403165504, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (159035690876928).

133000403165504 is an abundant number, since it is smaller than the sum of its proper divisors (185070978588352).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

133000403165504 is a wasteful number, since it uses less digits than its factorization.

133000403165504 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 58413 (or 58403 counting only the distinct ones).

The product of its (nonzero) digits is 64800, while the sum is 35.

Adding to 133000403165504 its reverse (405561304000331), we get a palindrome (538561707165835).

The spelling of 133000403165504 in words is "one hundred thirty-three trillion, four hundred three million, one hundred sixty-five thousand, five hundred four".