421244342033004 has 54 divisors (see below), whose sum is σ = 1238658958126044. Its totient is φ = 120355526294640.

The previous prime is 421244342032981. The next prime is 421244342033059. The reversal of 421244342033004 is 400330243442124.

421244342033004 is a `hidden beast` number, since 4 + 2 + 1 + 2 + 4 + 4 + 342 + 0 + 3 + 300 + 4 = 666.

It is a Harshad number since it is a multiple of its sum of digits (36).

It is a self number, because there is not a number n which added to its sum of digits gives 421244342033004.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (31) of ones.

It is a polite number, since it can be written in 17 ways as a sum of consecutive naturals, for example, 119400321942 + ... + 119400325469.

It is an arithmetic number, because the mean of its divisors is an integer number (22938128854186).

Almost surely, 2^{421244342033004} is an apocalyptic number.

It is an amenable number.

421244342033004 is an abundant number, since it is smaller than the sum of its proper divisors (817414616093040).

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

421244342033004 is a wasteful number, since it uses less digits than its factorization.

421244342033004 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 238800647435 (or 238800647423 counting only the distinct ones).

The product of its (nonzero) digits is 221184, while the sum is 36.

Adding to 421244342033004 its reverse (400330243442124), we get a palindrome (821574585475128).

The spelling of 421244342033004 in words is "four hundred twenty-one trillion, two hundred forty-four billion, three hundred forty-two million, thirty-three thousand, four".