40313432404 has 24 divisors (see below), whose sum is σ = 80704973888. Its totient is φ = 17260447680.

The previous prime is 40313432377. The next prime is 40313432429. The reversal of 40313432404 is 40423431304.

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

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 667962 + ... + 725809.

Almost surely, 2^40313432404 is an apocalyptic number.

It is an amenable number.

40313432404 is an abundant number, since it is smaller than the sum of its proper divisors (40391541484).

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

40313432404 is a wasteful number, since it uses less digits than its factorization.

40313432404 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1394815 (or 1394813 counting only the distinct ones).

The product of its (nonzero) digits is 13824, while the sum is 28.

Adding to 40313432404 its reverse (40423431304), we get a palindrome (80736863708).

The spelling of 40313432404 in words is "forty billion, three hundred thirteen million, four hundred thirty-two thousand, four hundred four".