37443411009 has 27 divisors (see below), whose sum is σ = 55169984233. Its totient is φ = 24471163392.

The previous prime is 37443411001. The next prime is 37443411029. The reversal of 37443411009 is 90011434473.

The square root of 37443411009 is 193503.

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 140351409 + 37303059600 = 11847^2 + 193140^2 .

It is not a de Polignac number, because 37443411009 - 2³ = 37443411001 is a prime.

It is a Duffinian number.

It is a Curzon number.

It is not an unprimeable number, because it can be changed into a prime (37443411001) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 26 ways as a sum of consecutive naturals, for example, 30766369 + ... + 30767585.

Almost surely, 2^37443411009 is an apocalyptic number.

37443411009 is the 193503-rd square number.

37443411009 is the 96752-nd centered octagonal number.

It is an amenable number.

37443411009 is a deficient number, since it is larger than the sum of its proper divisors (17726573224).

37443411009 is an frugal number, since it uses more digits than its factorization.

37443411009 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2546 (or 1273 counting only the distinct ones).

The product of its (nonzero) digits is 36288, while the sum is 36.

Multiplying 37443411009 by its sum of digits (36), we get a square (1347962796324 = 1161018²).

The spelling of 37443411009 in words is "thirty-seven billion, four hundred forty-three million, four hundred eleven thousand, nine".