133031430504 has 48 divisors (see below), whose sum is σ = 411763953120. Its totient is φ = 38008980000.

The previous prime is 133031430491. The next prime is 133031430563. The reversal of 133031430504 is 405034130331.

133031430504 is a `hidden beast` number, since 13 + 3 + 0 + 3 + 143 + 0 + 504 = 666.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 131975122 + ... + 131976129.

It is an arithmetic number, because the mean of its divisors is an integer number (8578415690).

Almost surely, 2^133031430504 is an apocalyptic number.

133031430504 is a gapful number since it is divisible by the number (14) formed by its first and last digit.

It is an amenable number.

133031430504 is an abundant number, since it is smaller than the sum of its proper divisors (278732522616).

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

133031430504 is a wasteful number, since it uses less digits than its factorization.

133031430504 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 263951270 (or 263951263 counting only the distinct ones).

The product of its (nonzero) digits is 6480, while the sum is 27.

Adding to 133031430504 its reverse (405034130331), we get a palindrome (538065560835).

The spelling of 133031430504 in words is "one hundred thirty-three billion, thirty-one million, four hundred thirty thousand, five hundred four".