4406780725 has 12 divisors (see below), whose sum is σ = 5477781220. Its totient is φ = 3516796800.

The previous prime is 4406780699. The next prime is 4406780731. The reversal of 4406780725 is 5270876044.

It can be written as a sum of positive squares in 6 ways, for example, as 41139396 + 4365641329 = 6414^2 + 66073^2 .

It is not a de Polignac number, because 4406780725 - 2¹³ = 4406772533 is a prime.

It is a hoax number, since the sum of its digits (43) coincides with the sum of the digits of its distinct prime factors.

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, 205266 + ... + 225715.

Almost surely, 2^4406780725 is an apocalyptic number.

It is an amenable number.

4406780725 is a deficient number, since it is larger than the sum of its proper divisors (1071000495).

4406780725 is a wasteful number, since it uses less digits than its factorization.

4406780725 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 431400 (or 431395 counting only the distinct ones).

The product of its (nonzero) digits is 376320, while the sum is 43.

The square root of 4406780725 is about 66383.5877683633. The cubic root of 4406780725 is about 1639.4838655655.

The spelling of 4406780725 in words is "four billion, four hundred six million, seven hundred eighty thousand, seven hundred twenty-five".