4033400340340 has 72 divisors (see below), whose sum is σ = 9853331685120. Its totient is φ = 1382836488768.

The previous prime is 4033400340313. The next prime is 4033400340383. The reversal of 4033400340340 is 430430043304.

It is a happy number.

It is a super-3 number, since 3×4033400340340³ (a number of 39 digits) contains 333 as substring.

It is a Harshad number since it is a multiple of its sum of digits (28).

It is a junction number, because it is equal to n+sod(n) for n = 4033400340299 and 4033400340308.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 53822377 + ... + 53897263.

It is an arithmetic number, because the mean of its divisors is an integer number (136851828960).

Almost surely, 2^{4033400340340} is an apocalyptic number.

It is an amenable number.

4033400340340 is an abundant number, since it is smaller than the sum of its proper divisors (5819931344780).

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

4033400340340 is a wasteful number, since it uses less digits than its factorization.

4033400340340 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 129869 (or 129860 counting only the distinct ones).

The product of its (nonzero) digits is 20736, while the sum is 28.

Adding to 4033400340340 its reverse (430430043304), we get a palindrome (4463830383644).

The spelling of 4033400340340 in words is "four trillion, thirty-three billion, four hundred million, three hundred forty thousand, three hundred forty".