4478873125 has 40 divisors (see below), whose sum is σ = 6086720376. Its totient is φ = 3280896000.

The previous prime is 4478873123. The next prime is 4478873137. The reversal of 4478873125 is 5213788744.

It can be written as a sum of positive squares in 20 ways, for example, as 3002930401 + 1475942724 = 54799^2 + 38418^2 .

It is not a de Polignac number, because 4478873125 - 2¹ = 4478873123 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (4478873123) by changing a digit.

It is a polite number, since it can be written in 39 ways as a sum of consecutive naturals, for example, 387429 + ... + 398821.

Almost surely, 2^4478873125 is an apocalyptic number.

It is an amenable number.

4478873125 is a deficient number, since it is larger than the sum of its proper divisors (1607847251).

4478873125 is a wasteful number, since it uses less digits than its factorization.

4478873125 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 11467 (or 11452 counting only the distinct ones).

The product of its digits is 1505280, while the sum is 49.

The square root of 4478873125 is about 66924.3836355629. The cubic root of 4478873125 is about 1648.3758888872.

The spelling of 4478873125 in words is "four billion, four hundred seventy-eight million, eight hundred seventy-three thousand, one hundred twenty-five".