40789833289 has 4 divisors (see below), whose sum is σ = 42936666640. Its totient is φ = 38642999940.

The previous prime is 40789833283. The next prime is 40789833323. The reversal of 40789833289 is 98233898704.

It is a semiprime because it is the product of two primes, and also a Blum integer, because the two primes are equal to 3 mod 4.

It is a cyclic number.

It is not a de Polignac number, because 40789833289 - 2³ = 40789833281 is a prime.

It is not an unprimeable number, because it can be changed into a prime (40789833281) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 1073416647 + ... + 1073416684.

It is an arithmetic number, because the mean of its divisors is an integer number (10734166660).

Almost surely, 2^40789833289 is an apocalyptic number.

It is an amenable number.

40789833289 is a deficient number, since it is larger than the sum of its proper divisors (2146833351).

40789833289 is a wasteful number, since it uses less digits than its factorization.

40789833289 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2146833350.

The product of its (nonzero) digits is 20901888, while the sum is 61.

The spelling of 40789833289 in words is "forty billion, seven hundred eighty-nine million, eight hundred thirty-three thousand, two hundred eighty-nine".