40033850673 has 4 divisors (see below), whose sum is σ = 53378467568. Its totient is φ = 26689233780.

The previous prime is 40033850651. The next prime is 40033850707. The reversal of 40033850673 is 37605833004.

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 not a de Polignac number, because 40033850673 - 2⁶ = 40033850609 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 (40033850173) 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, 6672308443 + ... + 6672308448.

It is an arithmetic number, because the mean of its divisors is an integer number (13344616892).

Almost surely, 2^40033850673 is an apocalyptic number.

It is an amenable number.

40033850673 is a deficient number, since it is larger than the sum of its proper divisors (13344616895).

40033850673 is a wasteful number, since it uses less digits than its factorization.

40033850673 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 13344616894.

The product of its (nonzero) digits is 181440, while the sum is 39.

The spelling of 40033850673 in words is "forty billion, thirty-three million, eight hundred fifty thousand, six hundred seventy-three".