40354783225 has 9 divisors (see below), whose sum is σ = 50041176717. Its totient is φ = 32283023040.

The previous prime is 40354783211. The next prime is 40354783237. The reversal of 40354783225 is 52238745304.

The square root of 40354783225 is 200885.

It is a perfect power (a square), and thus also a powerful number.

It can be written as a sum of positive squares in 4 ways, for example, as 6220003689 + 34134779536 = 78867^2 + 184756^2 .

It is not a de Polignac number, because 40354783225 - 2¹¹ = 40354781177 is a prime.

It is a Duffinian number.

It is an unprimeable number.

It is a polite number, since it can be written in 8 ways as a sum of consecutive naturals, for example, 984337 + ... + 1024513.

Almost surely, 2^40354783225 is an apocalyptic number.

40354783225 is the 200885-th square number.

40354783225 is the 100443-rd centered octagonal number.

It is an amenable number.

40354783225 is a deficient number, since it is larger than the sum of its proper divisors (9686393492).

40354783225 is an frugal number, since it uses more digits than its factorization.

40354783225 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 80364 (or 40182 counting only the distinct ones).

The product of its (nonzero) digits is 806400, while the sum is 43.

The spelling of 40354783225 in words is "forty billion, three hundred fifty-four million, seven hundred eighty-three thousand, two hundred twenty-five".