40305302343773 has 4 divisors (see below), whose sum is σ = 42676202481660. Its totient is φ = 37934402205888.

The previous prime is 40305302343763. The next prime is 40305302343793. The reversal of 40305302343773 is 37734320350304.

It is a semiprime because it is the product of two primes.

It can be written as a sum of positive squares in 2 ways, for example, as 33188049462649 + 7117252881124 = 5760907^2 + 2667818^2 .

It is a cyclic number.

It is not a de Polignac number, because 40305302343773 - 2²⁶ = 40305235234909 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (40305302343763) 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, 1185450068918 + ... + 1185450068951.

It is an arithmetic number, because the mean of its divisors is an integer number (10669050620415).

Almost surely, 2^{40305302343773} is an apocalyptic number.

It is an amenable number.

40305302343773 is a deficient number, since it is larger than the sum of its proper divisors (2370900137887).

40305302343773 is a wasteful number, since it uses less digits than its factorization.

40305302343773 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2370900137886.

The product of its (nonzero) digits is 1905120, while the sum is 44.

The spelling of 40305302343773 in words is "forty trillion, three hundred five billion, three hundred two million, three hundred forty-three thousand, seven hundred seventy-three".