133265879504 has 40 divisors (see below), whose sum is σ = 259153413120. Its totient is φ = 66387957248.

The previous prime is 133265879501. The next prime is 133265879507. The reversal of 133265879504 is 405978562331.

It is a happy number.

It is an interprime number because it is at equal distance from previous prime (133265879501) and next prime (133265879507).

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (133265879501) by changing a digit.

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 7 ways as a sum of consecutive naturals, for example, 5975927 + ... + 5998185.

It is an arithmetic number, because the mean of its divisors is an integer number (6478835328).

It is a 1-persistent number, because it is pandigital, but 2⋅133265879504 = 266531759008 is not.

Almost surely, 2^133265879504 is an apocalyptic number.

It is an amenable number.

133265879504 is a deficient number, since it is larger than the sum of its proper divisors (125887533616).

133265879504 is a wasteful number, since it uses less digits than its factorization.

133265879504 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 23627 (or 23621 counting only the distinct ones).

The product of its (nonzero) digits is 5443200, while the sum is 53.

The spelling of 133265879504 in words is "one hundred thirty-three billion, two hundred sixty-five million, eight hundred seventy-nine thousand, five hundred four".