20334331404 has 36 divisors (see below), whose sum is σ = 52596039496. Its totient is φ = 6620479488.

The previous prime is 20334331399. The next prime is 20334331421. The reversal of 20334331404 is 40413343302.

20334331404 is a `hidden beast` number, since 2 + 0 + 3 + 343 + 314 + 0 + 4 = 666.

It is a tau number, because it is divible by the number of its divisors (36).

It is a super-2 number, since 2×20334331404² (a number of 21 digits) contains 22 as substring.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 6566389 + ... + 6569484.

Almost surely, 2^20334331404 is an apocalyptic number.

It is an amenable number.

20334331404 is an abundant number, since it is smaller than the sum of its proper divisors (32261708092).

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

20334331404 is a wasteful number, since it uses less digits than its factorization.

20334331404 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 13135926 (or 13135921 counting only the distinct ones).

The product of its (nonzero) digits is 10368, while the sum is 27.

Adding to 20334331404 its reverse (40413343302), we get a palindrome (60747674706).

The spelling of 20334331404 in words is "twenty billion, three hundred thirty-four million, three hundred thirty-one thousand, four hundred four".