342400140012 has 48 divisors (see below), whose sum is σ = 921931791872. Its totient is φ = 96878816640.

The previous prime is 342400140011. The next prime is 342400140013. The reversal of 342400140012 is 210041004243.

It is an interprime number because it is at equal distance from previous prime (342400140011) and next prime (342400140013).

It is a Harshad number since it is a multiple of its sum of digits (21).

It is not an unprimeable number, because it can be changed into a prime (342400140011) 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, 19778689 + ... + 19795992.

Almost surely, 2^342400140012 is an apocalyptic number.

It is an amenable number.

342400140012 is an abundant number, since it is smaller than the sum of its proper divisors (579531651860).

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

342400140012 is a wasteful number, since it uses less digits than its factorization.

342400140012 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 39574798 (or 39574796 counting only the distinct ones).

The product of its (nonzero) digits is 768, while the sum is 21.

Adding to 342400140012 its reverse (210041004243), we get a palindrome (552441144255).

The spelling of 342400140012 in words is "three hundred forty-two billion, four hundred million, one hundred forty thousand, twelve".