40243602207133 has 4 divisors (see below), whose sum is σ = 43339263915388. Its totient is φ = 37147940498880.

The previous prime is 40243602207131. The next prime is 40243602207197. The reversal of 40243602207133 is 33170220634204.

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 9879567939684 + 30364034267449 = 3143178^2 + 5510357^2 .

It is a cyclic number.

It is not a de Polignac number, because 40243602207133 - 2¹ = 40243602207131 is a prime.

It is a Duffinian number.

It is a junction number, because it is equal to n+sod(n) for n = 40243602207092 and 40243602207101.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (40243602207131) 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, 1547830854108 + ... + 1547830854133.

It is an arithmetic number, because the mean of its divisors is an integer number (10834815978847).

Almost surely, 2^{40243602207133} is an apocalyptic number.

It is an amenable number.

40243602207133 is a deficient number, since it is larger than the sum of its proper divisors (3095661708255).

40243602207133 is a wasteful number, since it uses less digits than its factorization.

40243602207133 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 3095661708254.

The product of its (nonzero) digits is 145152, while the sum is 37.

The spelling of 40243602207133 in words is "forty trillion, two hundred forty-three billion, six hundred two million, two hundred seven thousand, one hundred thirty-three".