40709922289 has 3 divisors (see below), whose sum is σ = 40710124057. Its totient is φ = 40709720522.

The previous prime is 40709922259. The next prime is 40709922293. The reversal of 40709922289 is 98222990704.

The square root of 40709922289 is 201767.

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

It is a semiprime because it is the product of two primes, and also a brilliant number, because the two primes have the same length.

It is a de Polignac number, because none of the positive numbers 2^k-40709922289 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (40709922259) 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 2 ways as a sum of consecutive naturals, for example, 100884 + ... + 302650.

Almost surely, 2^40709922289 is an apocalyptic number.

40709922289 is the 201767-th square number.

40709922289 is the 100884-th centered octagonal number.

It is an amenable number.

40709922289 is a deficient number, since it is larger than the sum of its proper divisors (201768).

40709922289 is an frugal number, since it uses more digits than its factorization.

40709922289 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 403534 (or 201767 counting only the distinct ones).

The product of its (nonzero) digits is 1306368, while the sum is 52.

The spelling of 40709922289 in words is "forty billion, seven hundred nine million, nine hundred twenty-two thousand, two hundred eighty-nine".