133826708730 has 256 divisors, whose sum is σ = 383760115200. Its totient is φ = 29441802240.

The previous prime is 133826708723. The next prime is 133826708749. The reversal of 133826708730 is 37807628331.

It is a self number, because there is not a number n which added to its sum of digits gives 133826708730.

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 127 ways as a sum of consecutive naturals, for example, 64061526 + ... + 64063614.

It is an arithmetic number, because the mean of its divisors is an integer number (1499062950).

Almost surely, 2^133826708730 is an apocalyptic number.

133826708730 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

It is a practical number, because each smaller number is the sum of distinct divisors of 133826708730, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (191880057600).

133826708730 is an abundant number, since it is smaller than the sum of its proper divisors (249933406470).

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

133826708730 is a wasteful number, since it uses less digits than its factorization.

133826708730 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2369.

The product of its (nonzero) digits is 1016064, while the sum is 48.

The spelling of 133826708730 in words is "one hundred thirty-three billion, eight hundred twenty-six million, seven hundred eight thousand, seven hundred thirty".