10400342340343 has 2 divisors, whose sum is σ = 10400342340344. Its totient is φ = 10400342340342.

The previous prime is 10400342340341. The next prime is 10400342340347. The reversal of 10400342340343 is 34304324300401.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 10400342340343 - 2¹ = 10400342340341 is a prime.

Together with 10400342340341, it forms a pair of twin primes.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (10400342340341) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 5200171170171 + 5200171170172.

It is an arithmetic number, because the mean of its divisors is an integer number (5200171170172).

Almost surely, 2^{10400342340343} is an apocalyptic number.

10400342340343 is a deficient number, since it is larger than the sum of its proper divisors (1).

10400342340343 is an equidigital number, since it uses as much as digits as its factorization.

10400342340343 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 41472, while the sum is 31.

Adding to 10400342340343 its reverse (34304324300401), we get a palindrome (44704666640744).

The spelling of 10400342340343 in words is "ten trillion, four hundred billion, three hundred forty-two million, three hundred forty thousand, three hundred forty-three".