400403304444113 has 8 divisors (see below), whose sum is σ = 400771171118976. Its totient is φ = 400035446564400.

The previous prime is 400403304444089. The next prime is 400403304444137. The reversal of 400403304444113 is 311444403304004.

It is an interprime number because it is at equal distance from previous prime (400403304444089) and next prime (400403304444137).

It is a sphenic number, since it is the product of 3 distinct primes.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-400403304444113 is a prime.

It is a Duffinian number.

It is a Curzon number.

It is not an unprimeable number, because it can be changed into a prime (400403304444413) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 90695498 + ... + 95007788.

It is an arithmetic number, because the mean of its divisors is an integer number (50096396389872).

Almost surely, 2^{400403304444113} is an apocalyptic number.

It is an amenable number.

400403304444113 is a deficient number, since it is larger than the sum of its proper divisors (367866674863).

400403304444113 is a wasteful number, since it uses less digits than its factorization.

400403304444113 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 4397575.

The product of its (nonzero) digits is 110592, while the sum is 35.

Adding to 400403304444113 its reverse (311444403304004), we get a palindrome (711847707748117).

The spelling of 400403304444113 in words is "four hundred trillion, four hundred three billion, three hundred four million, four hundred forty-four thousand, one hundred thirteen".