2001433343104 has 64 divisors (see below), whose sum is σ = 4301016733440. Its totient is φ = 922216190976.

The previous prime is 2001433343009. The next prime is 2001433343197. The reversal of 2001433343104 is 4013433341002.

It is a tau number, because it is divible by the number of its divisors (64).

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, 19287 + ... + 2000809.

It is an arithmetic number, because the mean of its divisors is an integer number (67203386460).

Almost surely, 2^{2001433343104} 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 2001433343104, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (2150508366720).

2001433343104 is an abundant number, since it is smaller than the sum of its proper divisors (2299583390336).

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

2001433343104 is a wasteful number, since it uses less digits than its factorization.

2001433343104 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1982157 (or 1982145 counting only the distinct ones).

The product of its (nonzero) digits is 10368, while the sum is 28.

Adding to 2001433343104 its reverse (4013433341002), we get a palindrome (6014866684106).

The spelling of 2001433343104 in words is "two trillion, one billion, four hundred thirty-three million, three hundred forty-three thousand, one hundred four".