4525378745 has 8 divisors (see below), whose sum is σ = 5431787016. Its totient is φ = 3619414656.

The previous prime is 4525378723. The next prime is 4525378763. The reversal of 4525378745 is 5478735254.

It can be written as a sum of positive squares in 4 ways, for example, as 240498064 + 4284880681 = 15508^2 + 65459^2 .

It is a sphenic number, since it is the product of 3 distinct primes.

It is a cyclic number.

It is not a de Polignac number, because 4525378745 - 2¹⁶ = 4525313209 is a prime.

It is a Duffinian number.

It is a Curzon number.

It is a junction number, because it is equal to n+sod(n) for n = 4525378693 and 4525378702.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 88202 + ... + 129731.

It is an arithmetic number, because the mean of its divisors is an integer number (678973377).

Almost surely, 2^4525378745 is an apocalyptic number.

It is an amenable number.

4525378745 is a deficient number, since it is larger than the sum of its proper divisors (906408271).

4525378745 is a wasteful number, since it uses less digits than its factorization.

4525378745 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 222091.

The product of its digits is 4704000, while the sum is 50.

The square root of 4525378745 is about 67270.9353658770. The cubic root of 4525378745 is about 1654.0614662064.

The spelling of 4525378745 in words is "four billion, five hundred twenty-five million, three hundred seventy-eight thousand, seven hundred forty-five".