40340352404 has 24 divisors (see below), whose sum is σ = 78162859488. Its totient is φ = 18062843040.

The previous prime is 40340352253. The next prime is 40340352439. The reversal of 40340352404 is 40425304304.

40340352404 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a congruent number.

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, 6839039 + ... + 6844934.

It is an arithmetic number, because the mean of its divisors is an integer number (3256785812).

Almost surely, 2^40340352404 is an apocalyptic number.

40340352404 is a gapful number since it is divisible by the number (44) formed by its first and last digit.

It is an amenable number.

40340352404 is a deficient number, since it is larger than the sum of its proper divisors (37822507084).

40340352404 is a wasteful number, since it uses less digits than its factorization.

40340352404 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 13684055 (or 13684053 counting only the distinct ones).

The product of its (nonzero) digits is 23040, while the sum is 29.

Adding to 40340352404 its reverse (40425304304), we get a palindrome (80765656708).

The spelling of 40340352404 in words is "forty billion, three hundred forty million, three hundred fifty-two thousand, four hundred four".