4504252644 has 24 divisors (see below), whose sum is σ = 11677692320. Its totient is φ = 1501417512.

The previous prime is 4504252631. The next prime is 4504252681. The reversal of 4504252644 is 4462524054.

4504252644 is a `hidden beast` number, since 4 + 5 + 0 + 4 + 2 + 5 + 2 + 644 = 666.

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 = 4504252599 and 4504252608.

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, 20852914 + ... + 20853129.

Almost surely, 2^4504252644 is an apocalyptic number.

It is an amenable number.

4504252644 is an abundant number, since it is smaller than the sum of its proper divisors (7173439676).

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

4504252644 is a wasteful number, since it uses less digits than its factorization.

4504252644 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 41706056 (or 41706048 counting only the distinct ones).

The product of its (nonzero) digits is 153600, while the sum is 36.

The square root of 4504252644 is about 67113.7291766744. The cubic root of 4504252644 is about 1651.4835318573.

Adding to 4504252644 its reverse (4462524054), we get a palindrome (8966776698).

The spelling of 4504252644 in words is "four billion, five hundred four million, two hundred fifty-two thousand, six hundred forty-four".