904404420053 has 8 divisors (see below), whose sum is σ = 905149555200. Its totient is φ = 903659587488.

The previous prime is 904404420001. The next prime is 904404420067. The reversal of 904404420053 is 350024404409.

It is a sphenic number, since it is the product of 3 distinct primes.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-904404420053 is a prime.

It is a super-2 number, since 2×904404420053² (a number of 25 digits) contains 22 as substring.

It is a Duffinian number.

It is a junction number, because it is equal to n+sod(n) for n = 904404419995 and 904404420022.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (904404420083) 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 7 ways as a sum of consecutive naturals, for example, 6111308 + ... + 6257546.

It is an arithmetic number, because the mean of its divisors is an integer number (113143694400).

Almost surely, 2^904404420053 is an apocalyptic number.

It is an amenable number.

904404420053 is a deficient number, since it is larger than the sum of its proper divisors (745135147).

904404420053 is a wasteful number, since it uses less digits than its factorization.

904404420053 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 151291.

The product of its (nonzero) digits is 69120, while the sum is 35.

The spelling of 904404420053 in words is "nine hundred four billion, four hundred four million, four hundred twenty thousand, fifty-three".