122428062406 has 32 divisors (see below), whose sum is σ = 203384966400. Its totient is φ = 54913741344.

The previous prime is 122428062401. The next prime is 122428062433. The reversal of 122428062406 is 604260824221.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (122428062401) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 52660 + ... + 497623.

It is an arithmetic number, because the mean of its divisors is an integer number (6355780200).

Almost surely, 2^122428062406 is an apocalyptic number.

122428062406 is a deficient number, since it is larger than the sum of its proper divisors (80956903994).

122428062406 is a wasteful number, since it uses less digits than its factorization.

122428062406 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 550540.

The product of its (nonzero) digits is 73728, while the sum is 37.

Adding to 122428062406 its reverse (604260824221), we get a palindrome (726688886627).

The spelling of 122428062406 in words is "one hundred twenty-two billion, four hundred twenty-eight million, sixty-two thousand, four hundred six".