400201032343 has 6 divisors (see below), whose sum is σ = 465539976456. Its totient is φ = 343029456252.

The previous prime is 400201032331. The next prime is 400201032377. The reversal of 400201032343 is 343230102004.

It is a happy number.

It is not a de Polignac number, because 400201032343 - 2¹³ = 400201024151 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 (400201042343) by changing a digit.

It is a polite number, since it can be written in 5 ways as a sum of consecutive naturals, for example, 4083683955 + ... + 4083684052.

It is an arithmetic number, because the mean of its divisors is an integer number (77589996076).

Almost surely, 2^400201032343 is an apocalyptic number.

400201032343 is a deficient number, since it is larger than the sum of its proper divisors (65338944113).

400201032343 is an equidigital number, since it uses as much as digits as its factorization.

400201032343 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 8167368021 (or 8167368014 counting only the distinct ones).

The product of its (nonzero) digits is 1728, while the sum is 22.

Adding to 400201032343 its reverse (343230102004), we get a palindrome (743431134347).

The spelling of 400201032343 in words is "four hundred billion, two hundred one million, thirty-two thousand, three hundred forty-three".