133426700288 has 112 divisors (see below), whose sum is σ = 305370731904. Its totient is φ = 57105285120.

The previous prime is 133426700273. The next prime is 133426700299. The reversal of 133426700288 is 882007624331.

It is a tau number, because it is divible by the number of its divisors (112).

It is a super-3 number, since 3×133426700288³ (a number of 34 digits) contains 333 as substring.

It is a hoax number, since the sum of its digits (44) coincides with the sum of the digits of its distinct prime factors.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 67148831 + ... + 67150817.

It is an arithmetic number, because the mean of its divisors is an integer number (2726524392).

Almost surely, 2^133426700288 is an apocalyptic number.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 133426700288, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (152685365952).

133426700288 is an abundant number, since it is smaller than the sum of its proper divisors (171944031616).

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

133426700288 is an equidigital number, since it uses as much as digits as its factorization.

133426700288 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 3191 (or 3167 counting only the distinct ones).

The product of its (nonzero) digits is 387072, while the sum is 44.

The spelling of 133426700288 in words is "one hundred thirty-three billion, four hundred twenty-six million, seven hundred thousand, two hundred eighty-eight".