133471510557 has 16 divisors (see below), whose sum is σ = 221874719232. Its totient is φ = 69335849520.

The previous prime is 133471510493. The next prime is 133471510567. The reversal of 133471510557 is 755015174331.

It is not a de Polignac number, because 133471510557 - 2⁶ = 133471510493 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (133471510567) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 288899143 + ... + 288899604.

It is an arithmetic number, because the mean of its divisors is an integer number (13867169952).

Almost surely, 2^133471510557 is an apocalyptic number.

It is an amenable number.

133471510557 is a deficient number, since it is larger than the sum of its proper divisors (88403208675).

133471510557 is a wasteful number, since it uses less digits than its factorization.

133471510557 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 577798768.

The product of its (nonzero) digits is 220500, while the sum is 42.

Adding to 133471510557 its reverse (755015174331), we get a palindrome (888486684888).

The spelling of 133471510557 in words is "one hundred thirty-three billion, four hundred seventy-one million, five hundred ten thousand, five hundred fifty-seven".