404211224124 has 72 divisors (see below), whose sum is σ = 1029595432320. Its totient is φ = 133705188000.

The previous prime is 404211224071. The next prime is 404211224141. The reversal of 404211224124 is 421422112404.

404211224124 is a `hidden beast` number, since 4 + 0 + 421 + 1 + 224 + 12 + 4 = 666.

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (23) of ones.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 5240067 + ... + 5316645.

It is an arithmetic number, because the mean of its divisors is an integer number (14299936560).

Almost surely, 2^404211224124 is an apocalyptic number.

It is an amenable number.

404211224124 is an abundant number, since it is smaller than the sum of its proper divisors (625384208196).

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

404211224124 is a wasteful number, since it uses less digits than its factorization.

404211224124 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 77711 (or 77706 counting only the distinct ones).

The product of its (nonzero) digits is 4096, while the sum is 27.

Adding to 404211224124 its reverse (421422112404), we get a palindrome (825633336528).

The spelling of 404211224124 in words is "four hundred four billion, two hundred eleven million, two hundred twenty-four thousand, one hundred twenty-four".