133244435896 has 64 divisors (see below), whose sum is σ = 295622409600. Its totient is φ = 55504483200.

The previous prime is 133244435773. The next prime is 133244435899. The reversal of 133244435896 is 698534442331.

It is a hoax number, since the sum of its digits (52) coincides with the sum of the digits of its distinct prime factors.

It is a Harshad number since it is a multiple of its sum of digits (52).

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (133244435899) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (23) of ones.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 259950 + ... + 577981.

It is an arithmetic number, because the mean of its divisors is an integer number (4619100150).

Almost surely, 2^133244435896 is an apocalyptic number.

It is an amenable number.

133244435896 is an abundant number, since it is smaller than the sum of its proper divisors (162377973704).

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

133244435896 is a wasteful number, since it uses less digits than its factorization.

133244435896 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 838100 (or 838096 counting only the distinct ones).

The product of its digits is 7464960, while the sum is 52.

The spelling of 133244435896 in words is "one hundred thirty-three billion, two hundred forty-four million, four hundred thirty-five thousand, eight hundred ninety-six".