40378111187303 has 4 divisors (see below), whose sum is σ = 40384799633160. Its totient is φ = 40371422741448.

The previous prime is 40378111187261. The next prime is 40378111187327. The reversal of 40378111187303 is 30378111187304.

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

It is a cyclic number.

It is not a de Polignac number, because 40378111187303 - 2⁸ = 40378111187047 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 (40378111187003) 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, 3344213873 + ... + 3344225946.

It is an arithmetic number, because the mean of its divisors is an integer number (10096199908290).

Almost surely, 2^{40378111187303} is an apocalyptic number.

40378111187303 is a deficient number, since it is larger than the sum of its proper divisors (6688445857).

40378111187303 is an equidigital number, since it uses as much as digits as its factorization.

40378111187303 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 6688445856.

The product of its (nonzero) digits is 338688, while the sum is 47.

Subtracting from 40378111187303 its reverse (30378111187304), we obtain a palindrome (9999999999999).

The spelling of 40378111187303 in words is "forty trillion, three hundred seventy-eight billion, one hundred eleven million, one hundred eighty-seven thousand, three hundred three".