5311322434404 has 216 divisors, whose sum is σ = 15852303787320. Its totient is φ = 1494897804288.

The previous prime is 5311322434387. The next prime is 5311322434421. The reversal of 5311322434404 is 4044342231135.

5311322434404 is a `hidden beast` number, since 5 + 3 + 1 + 1 + 3 + 2 + 243 + 4 + 404 = 666.

It is an interprime number because it is at equal distance from previous prime (5311322434387) and next prime (5311322434421).

It can be written as a sum of positive squares in 4 ways, for example, as 661778996004 + 4649543438400 = 813498^2 + 2156280^2 .

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

It is an unprimeable number.

It is a polite number, since it can be written in 71 ways as a sum of consecutive naturals, for example, 33183912 + ... + 33343584.

Almost surely, 2^{5311322434404} is an apocalyptic number.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 5311322434404, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (7926151893660).

5311322434404 is an abundant number, since it is smaller than the sum of its proper divisors (10540981352916).

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

5311322434404 is a wasteful number, since it uses less digits than its factorization.

5311322434404 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 159979 (or 159967 counting only the distinct ones).

The product of its (nonzero) digits is 138240, while the sum is 36.

Adding to 5311322434404 its reverse (4044342231135), we get a palindrome (9355664665539).

The spelling of 5311322434404 in words is "five trillion, three hundred eleven billion, three hundred twenty-two million, four hundred thirty-four thousand, four hundred four".