133982591424 has 112 divisors (see below), whose sum is σ = 389919277056. Its totient is φ = 40600707840.

The previous prime is 133982591423. The next prime is 133982591429. The reversal of 133982591424 is 424195289331.

It is a zygodrome in base 2.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (133982591423) 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 15 ways as a sum of consecutive naturals, for example, 6592 + ... + 517695.

Almost surely, 2^133982591424 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 133982591424, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (194959638528).

133982591424 is an abundant number, since it is smaller than the sum of its proper divisors (255936685632).

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

133982591424 is an equidigital number, since it uses as much as digits as its factorization.

133982591424 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 524335 (or 524303 counting only the distinct ones).

The product of its digits is 1866240, while the sum is 51.

The spelling of 133982591424 in words is "one hundred thirty-three billion, nine hundred eighty-two million, five hundred ninety-one thousand, four hundred twenty-four".