404040070032 has 40 divisors (see below), whose sum is σ = 1079762259840. Its totient is φ = 130035884160.

The previous prime is 404040070001. The next prime is 404040070037. The reversal of 404040070032 is 230070040404.

It is a Harshad number since it is a multiple of its sum of digits (24).

It is a junction number, because it is equal to n+sod(n) for n = 404040069984 and 404040070011.

It is not an unprimeable number, because it can be changed into a prime (404040070037) by changing a digit.

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, 145127944 + ... + 145130727.

It is an arithmetic number, because the mean of its divisors is an integer number (26994056496).

Almost surely, 2^404040070032 is an apocalyptic number.

It is an amenable number.

404040070032 is an abundant number, since it is smaller than the sum of its proper divisors (675722189808).

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

404040070032 is a wasteful number, since it uses less digits than its factorization.

404040070032 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 290258711 (or 290258705 counting only the distinct ones).

The product of its (nonzero) digits is 2688, while the sum is 24.

The spelling of 404040070032 in words is "four hundred four billion, forty million, seventy thousand, thirty-two".