400322343343 has 8 divisors (see below), whose sum is σ = 431731381536. Its totient is φ = 369001164000.

The previous prime is 400322343319. The next prime is 400322343359. The reversal of 400322343343 is 343343223004.

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

It is a cyclic number.

It is not a de Polignac number, because 400322343343 - 2³³ = 391732408751 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (400322343943) 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, 21955243 + ... + 21973468.

It is an arithmetic number, because the mean of its divisors is an integer number (53966422692).

Almost surely, 2^400322343343 is an apocalyptic number.

400322343343 is a deficient number, since it is larger than the sum of its proper divisors (31409038193).

400322343343 is a wasteful number, since it uses less digits than its factorization.

400322343343 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 43929425.

The product of its (nonzero) digits is 62208, while the sum is 31.

Adding to 400322343343 its reverse (343343223004), we get a palindrome (743665566347).

The spelling of 400322343343 in words is "four hundred billion, three hundred twenty-two million, three hundred forty-three thousand, three hundred forty-three".