400040111340299 has 4 divisors (see below), whose sum is σ = 421094854042440. Its totient is φ = 378985368638160.

The previous prime is 400040111340283. The next prime is 400040111340349. The reversal of 400040111340299 is 992043111040004.

It is a happy number.

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 400040111340299 - 2⁴ = 400040111340283 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (400040111340239) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (29) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 10527371351042 + ... + 10527371351079.

It is an arithmetic number, because the mean of its divisors is an integer number (105273713510610).

Almost surely, 2^{400040111340299} is an apocalyptic number.

400040111340299 is a deficient number, since it is larger than the sum of its proper divisors (21054742702141).

400040111340299 is a wasteful number, since it uses less digits than its factorization.

400040111340299 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 21054742702140.

The product of its (nonzero) digits is 31104, while the sum is 38.

The spelling of 400040111340299 in words is "four hundred trillion, forty billion, one hundred eleven million, three hundred forty thousand, two hundred ninety-nine".