42012434402 has 32 divisors (see below), whose sum is σ = 68577062400. Its totient is φ = 19237046400.

The previous prime is 42012434371. The next prime is 42012434419. The reversal of 42012434402 is 20443421024.

It is a happy number.

42012434402 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 46127 + ... + 293517.

It is an arithmetic number, because the mean of its divisors is an integer number (2143033200).

Almost surely, 2^42012434402 is an apocalyptic number.

42012434402 is a deficient number, since it is larger than the sum of its proper divisors (26564627998).

42012434402 is a wasteful number, since it uses less digits than its factorization.

42012434402 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 247562.

The product of its (nonzero) digits is 6144, while the sum is 26.

Adding to 42012434402 its reverse (20443421024), we get a palindrome (62455855426).

The spelling of 42012434402 in words is "forty-two billion, twelve million, four hundred thirty-four thousand, four hundred two".