400332224343 has 16 divisors (see below), whose sum is σ = 541335280896. Its totient is φ = 263109228480.

The previous prime is 400332224321. The next prime is 400332224371. The reversal of 400332224343 is 343422233004.

It is not a de Polignac number, because 400332224343 - 2²⁹ = 399795353431 is a prime.

It is a self number, because there is not a number n which added to its sum of digits gives 400332224343.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (400332228343) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 3072171 + ... + 3199827.

It is an arithmetic number, because the mean of its divisors is an integer number (33833455056).

Almost surely, 2^400332224343 is an apocalyptic number.

400332224343 is a deficient number, since it is larger than the sum of its proper divisors (141003056553).

400332224343 is a wasteful number, since it uses less digits than its factorization.

400332224343 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 142454.

The product of its (nonzero) digits is 41472, while the sum is 30.

Adding to 400332224343 its reverse (343422233004), we get a palindrome (743754457347).

The spelling of 400332224343 in words is "four hundred billion, three hundred thirty-two million, two hundred twenty-four thousand, three hundred forty-three".