420433433342 has 32 divisors (see below), whose sum is σ = 721569794400. Its totient is φ = 182291292288.

The previous prime is 420433433311. The next prime is 420433433347. The reversal of 420433433342 is 243334334024.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (420433433347) 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, 7507292 + ... + 7563087.

It is an arithmetic number, because the mean of its divisors is an integer number (22549056075).

Almost surely, 2^420433433342 is an apocalyptic number.

420433433342 is a deficient number, since it is larger than the sum of its proper divisors (301136361058).

420433433342 is a wasteful number, since it uses less digits than its factorization.

420433433342 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 15070460.

The product of its (nonzero) digits is 248832, while the sum is 35.

Adding to 420433433342 its reverse (243334334024), we get a palindrome (663767767366).

The spelling of 420433433342 in words is "four hundred twenty billion, four hundred thirty-three million, four hundred thirty-three thousand, three hundred forty-two".