404378590224 has 160 divisors (see below), whose sum is σ = 1283454996480. Its totient is φ = 107126931456.

The previous prime is 404378590211. The next prime is 404378590229. The reversal of 404378590224 is 422095873404.

It is a Harshad number since it is a multiple of its sum of digits (48).

It is not an unprimeable number, because it can be changed into a prime (404378590229) by changing a digit.

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 31 ways as a sum of consecutive naturals, for example, 373809 + ... + 973904.

It is an arithmetic number, because the mean of its divisors is an integer number (8021593728).

Almost surely, 2^404378590224 is an apocalyptic number.

It is an amenable number.

404378590224 is an abundant number, since it is smaller than the sum of its proper divisors (879076406256).

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

404378590224 is a wasteful number, since it uses less digits than its factorization.

404378590224 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1347797 (or 1347791 counting only the distinct ones).

The product of its (nonzero) digits is 1935360, while the sum is 48.

The spelling of 404378590224 in words is "four hundred four billion, three hundred seventy-eight million, five hundred ninety thousand, two hundred twenty-four".