32420343406 has 16 divisors (see below), whose sum is σ = 53090328960. Its totient is φ = 14725725880.

The previous prime is 32420343383. The next prime is 32420343413. The reversal of 32420343406 is 60434302423.

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, 508936 + ... + 569083.

It is an arithmetic number, because the mean of its divisors is an integer number (3318145560).

Almost surely, 2^32420343406 is an apocalyptic number.

32420343406 is a deficient number, since it is larger than the sum of its proper divisors (20669985554).

32420343406 is a wasteful number, since it uses less digits than its factorization.

32420343406 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1079399.

The product of its (nonzero) digits is 41472, while the sum is 31.

Adding to 32420343406 its reverse (60434302423), we get a palindrome (92854645829).

The spelling of 32420343406 in words is "thirty-two billion, four hundred twenty million, three hundred forty-three thousand, four hundred six".