4454113644 has 24 divisors (see below), whose sum is σ = 11547702320. Its totient is φ = 1484704512.

The previous prime is 4454113639. The next prime is 4454113667. The reversal of 4454113644 is 4463114544.

4454113644 is a `hidden beast` number, since 4 + 4 + 5 + 4 + 1 + 1 + 3 + 644 = 666.

It is a hoax number, since the sum of its digits (36) coincides with the sum of the digits of its distinct prime factors.

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 = 4454113599 and 4454113608.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 20620789 + ... + 20621004.

Almost surely, 2^4454113644 is an apocalyptic number.

It is an amenable number.

4454113644 is an abundant number, since it is smaller than the sum of its proper divisors (7093588676).

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

4454113644 is a wasteful number, since it uses less digits than its factorization.

4454113644 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 41241806 (or 41241798 counting only the distinct ones).

The product of its digits is 92160, while the sum is 36.

The square root of 4454113644 is about 66739.1462636435. The cubic root of 4454113644 is about 1645.3328341104.

It can be divided in two parts, 44541 and 13644, that added together give a palindrome (58185).

The spelling of 4454113644 in words is "four billion, four hundred fifty-four million, one hundred thirteen thousand, six hundred forty-four".