4418994925 has 24 divisors (see below), whose sum is σ = 5548285512. Its totient is φ = 3491040000.

The previous prime is 4418994907. The next prime is 4418994941. The reversal of 4418994925 is 5294998144.

4418994925 is digitally balanced in base 3, because in such base it contains all the possibile digits an equal number of times.

It can be written as a sum of positive squares in 12 ways, for example, as 1500942564 + 2918052361 = 38742^2 + 54019^2 .

It is not a de Polignac number, because 4418994925 - 2¹⁵ = 4418962157 is a prime.

It is a super-2 number, since 2×4418994925² = 39055032294351511250, which contains 22 as substring.

It is a Duffinian number.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 1060947 + ... + 1065103.

It is an arithmetic number, because the mean of its divisors is an integer number (231178563).

Almost surely, 2^4418994925 is an apocalyptic number.

It is an amenable number.

4418994925 is a deficient number, since it is larger than the sum of its proper divisors (1129290587).

4418994925 is a wasteful number, since it uses less digits than its factorization.

4418994925 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 4689 (or 4684 counting only the distinct ones).

The product of its digits is 3732480, while the sum is 55.

The square root of 4418994925 is about 66475.5212465461. The cubic root of 4418994925 is about 1640.9971782341.

The spelling of 4418994925 in words is "four billion, four hundred eighteen million, nine hundred ninety-four thousand, nine hundred twenty-five".