40333344323220 has 144 divisors (see below), whose sum is σ = 131807667543552. Its totient is φ = 9924283733760.

The previous prime is 40333344323219. The next prime is 40333344323257. The reversal of 40333344323220 is 2232344333304.

40333344323220 is a `hidden beast` number, since 4 + 0 + 33 + 334 + 43 + 232 + 20 = 666.

40333344323220 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a Harshad number since it is a multiple of its sum of digits (36).

It is a congruent number.

It is an unprimeable number.

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 47 ways as a sum of consecutive naturals, for example, 2517469 + ... + 9327611.

It is an arithmetic number, because the mean of its divisors is an integer number (915331024608).

Almost surely, 2^{40333344323220} 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 40333344323220, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (65903833771776).

40333344323220 is an abundant number, since it is smaller than the sum of its proper divisors (91474323220332).

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

40333344323220 is a wasteful number, since it uses less digits than its factorization.

40333344323220 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 6812702 (or 6812697 counting only the distinct ones).

The product of its (nonzero) digits is 373248, while the sum is 36.

Adding to 40333344323220 its reverse (2232344333304), we get a palindrome (42565688656524).

The spelling of 40333344323220 in words is "forty trillion, three hundred thirty-three billion, three hundred forty-four million, three hundred twenty-three thousand, two hundred twenty".