133263926260 has 12 divisors (see below), whose sum is σ = 279854245188. Its totient is φ = 53305570496.

The previous prime is 133263926239. The next prime is 133263926303. The reversal of 133263926260 is 62629362331.

It can be written as a sum of positive squares in 2 ways, for example, as 24804360036 + 108459566224 = 157494^2 + 329332^2 .

It is a congruent number.

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 3 ways as a sum of consecutive naturals, for example, 3331598137 + ... + 3331598176.

It is an arithmetic number, because the mean of its divisors is an integer number (23321187099).

Almost surely, 2^133263926260 is an apocalyptic number.

133263926260 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

It is an amenable number.

133263926260 is an abundant number, since it is smaller than the sum of its proper divisors (146590318928).

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

133263926260 is a wasteful number, since it uses less digits than its factorization.

133263926260 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 6663196322 (or 6663196320 counting only the distinct ones).

The product of its (nonzero) digits is 419904, while the sum is 43.

The spelling of 133263926260 in words is "one hundred thirty-three billion, two hundred sixty-three million, nine hundred twenty-six thousand, two hundred sixty".