40373333373 has 4 divisors (see below), whose sum is σ = 53831111168. Its totient is φ = 26915555580.

The previous prime is 40373333323. The next prime is 40373333393. The reversal of 40373333373 is 37333337304.

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 de Polignac number, because none of the positive numbers 2^k-40373333373 is a prime.

It is a Duffinian number.

It is a Curzon number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (40373333323) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 6728888893 + ... + 6728888898.

It is an arithmetic number, because the mean of its divisors is an integer number (13457777792).

Almost surely, 2^40373333373 is an apocalyptic number.

It is an amenable number.

40373333373 is a deficient number, since it is larger than the sum of its proper divisors (13457777795).

40373333373 is a wasteful number, since it uses less digits than its factorization.

40373333373 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 13457777794.

The product of its (nonzero) digits is 428652, while the sum is 39.

The spelling of 40373333373 in words is "forty billion, three hundred seventy-three million, three hundred thirty-three thousand, three hundred seventy-three".