400242042240034 has 16 divisors (see below), whose sum is σ = 604910663784000. Its totient is φ = 198606242129904.

The previous prime is 400242042240011. The next prime is 400242042240037. The reversal of 400242042240034 is 430042240242004.

It is a junction number, because it is equal to n+sod(n) for n = 400242042239978 and 400242042240005.

It is not an unprimeable number, because it can be changed into a prime (400242042240037) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 271217209 + ... + 272688940.

It is an arithmetic number, because the mean of its divisors is an integer number (37806916486500).

Almost surely, 2^{400242042240034} is an apocalyptic number.

400242042240034 is a deficient number, since it is larger than the sum of its proper divisors (204668621543966).

400242042240034 is a wasteful number, since it uses less digits than its factorization.

400242042240034 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 543908937.

The product of its (nonzero) digits is 49152, while the sum is 31.

Adding to 400242042240034 its reverse (430042240242004), we get a palindrome (830284282482038).

The spelling of 400242042240034 in words is "four hundred trillion, two hundred forty-two billion, forty-two million, two hundred forty thousand, thirty-four".