133505052304 has 40 divisors (see below), whose sum is σ = 278742784320. Its totient is φ = 61578043008.

The previous prime is 133505052287. The next prime is 133505052353. The reversal of 133505052304 is 403250505331.

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, 118419 + ... + 530125.

It is an arithmetic number, because the mean of its divisors is an integer number (6968569608).

Almost surely, 2^133505052304 is an apocalyptic number.

It is an amenable number.

133505052304 is an abundant number, since it is smaller than the sum of its proper divisors (145237732016).

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

133505052304 is a wasteful number, since it uses less digits than its factorization.

133505052304 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 413287 (or 413281 counting only the distinct ones).

The product of its (nonzero) digits is 27000, while the sum is 31.

Adding to 133505052304 its reverse (403250505331), we get a palindrome (536755557635).

The spelling of 133505052304 in words is "one hundred thirty-three billion, five hundred five million, fifty-two thousand, three hundred four".