40334020104320 has 128 divisors (see below), whose sum is σ = 99548791879680. Its totient is φ = 15610841395200.

The previous prime is 40334020104281. The next prime is 40334020104431. The reversal of 40334020104320 is 2340102043304.

It is a tau number, because it is divible by the number of its divisors (128).

It is a self number, because there is not a number n which added to its sum of digits gives 40334020104320.

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 136013810 + ... + 136310030.

It is an arithmetic number, because the mean of its divisors is an integer number (777724936560).

Almost surely, 2^{40334020104320} is an apocalyptic number.

40334020104320 is a gapful number since it is divisible by the number (40) formed by its first and last digit.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 40334020104320, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (49774395939840).

40334020104320 is an abundant number, since it is smaller than the sum of its proper divisors (59214771775360).

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

40334020104320 is a wasteful number, since it uses less digits than its factorization.

40334020104320 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 303134 (or 303122 counting only the distinct ones).

The product of its (nonzero) digits is 6912, while the sum is 26.

Adding to 40334020104320 its reverse (2340102043304), we get a palindrome (42674122147624).

The spelling of 40334020104320 in words is "forty trillion, three hundred thirty-four billion, twenty million, one hundred four thousand, three hundred twenty".