423502242142 has 16 divisors (see below), whose sum is σ = 726014282112. Its totient is φ = 181498351320.

The previous prime is 423502242071. The next prime is 423502242157. The reversal of 423502242142 is 241242205324.

It is a happy number.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 1042917 + ... + 1390927.

It is an arithmetic number, because the mean of its divisors is an integer number (45375892632).

Almost surely, 2^423502242142 is an apocalyptic number.

423502242142 is a deficient number, since it is larger than the sum of its proper divisors (302512039970).

423502242142 is a wasteful number, since it uses less digits than its factorization.

423502242142 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 434943.

The product of its (nonzero) digits is 30720, while the sum is 31.

Adding to 423502242142 its reverse (241242205324), we get a palindrome (664744447466).

The spelling of 423502242142 in words is "four hundred twenty-three billion, five hundred two million, two hundred forty-two thousand, one hundred forty-two".