40430120404 has 24 divisors (see below), whose sum is σ = 71874512640. Its totient is φ = 19896161376.

The previous prime is 40430120323. The next prime is 40430120431. The reversal of 40430120404 is 40402103404.

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 101632 + ... + 301975.

It is an arithmetic number, because the mean of its divisors is an integer number (2994771360).

Almost surely, 2^40430120404 is an apocalyptic number.

It is an amenable number.

40430120404 is a deficient number, since it is larger than the sum of its proper divisors (31444392236).

40430120404 is a wasteful number, since it uses less digits than its factorization.

40430120404 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 404007 (or 404005 counting only the distinct ones).

The product of its (nonzero) digits is 1536, while the sum is 22.

Adding to 40430120404 its reverse (40402103404), we get a palindrome (80832223808).

The spelling of 40430120404 in words is "forty billion, four hundred thirty million, one hundred twenty thousand, four hundred four".