5164404444 has 36 divisors (see below), whose sum is σ = 13372872240. Its totient is φ = 1679480640.

The previous prime is 5164404439. The next prime is 5164404467. The reversal of 5164404444 is 4444044615.

5164404444 is a `hidden beast` number, since 5 + 1 + 644 + 0 + 4 + 4 + 4 + 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 2×5164404444² = 53342146522413898272, which contains 22 as substring.

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

It is a junction number, because it is equal to n+sod(n) for n = 5164404399 and 5164404408.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 1747984 + ... + 1750935.

Almost surely, 2^5164404444 is an apocalyptic number.

It is an amenable number.

5164404444 is an abundant number, since it is smaller than the sum of its proper divisors (8208467796).

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

5164404444 is a wasteful number, since it uses less digits than its factorization.

5164404444 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 3498970 (or 3498965 counting only the distinct ones).

The product of its (nonzero) digits is 122880, while the sum is 36.

The square root of 5164404444 is about 71863.7909103048. The cubic root of 5164404444 is about 1728.5160455590.

The spelling of 5164404444 in words is "five billion, one hundred sixty-four million, four hundred four thousand, four hundred forty-four".