400042114242 has 32 divisors (see below), whose sum is σ = 844539955200. Its totient is φ = 125977184208.

The previous prime is 400042114237. The next prime is 400042114243. The reversal of 400042114242 is 242411240004.

It is not an unprimeable number, because it can be changed into a prime (400042114243) 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 15 ways as a sum of consecutive naturals, for example, 4846458 + ... + 4928309.

It is an arithmetic number, because the mean of its divisors is an integer number (26391873600).

Almost surely, 2^400042114242 is an apocalyptic number.

400042114242 is an abundant number, since it is smaller than the sum of its proper divisors (444497840958).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

400042114242 is a wasteful number, since it uses less digits than its factorization.

400042114242 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 9775150.

The product of its (nonzero) digits is 2048, while the sum is 24.

Adding to 400042114242 its reverse (242411240004), we get a palindrome (642453354246).

The spelling of 400042114242 in words is "four hundred billion, forty-two million, one hundred fourteen thousand, two hundred forty-two".