22060420646 has 24 divisors (see below), whose sum is σ = 36471600480. Its totient is φ = 10000100880.

The previous prime is 22060420643. The next prime is 22060420703. The reversal of 22060420646 is 64602406022.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (22060420643) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 35381 + ... + 213008.

It is an arithmetic number, because the mean of its divisors is an integer number (1519650020).

Almost surely, 2^22060420646 is an apocalyptic number.

22060420646 is a deficient number, since it is larger than the sum of its proper divisors (14411179834).

22060420646 is a wasteful number, since it uses less digits than its factorization.

22060420646 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 248780 (or 248769 counting only the distinct ones).

The product of its (nonzero) digits is 27648, while the sum is 32.

Adding to 22060420646 its reverse (64602406022), we get a palindrome (86662826668).

The spelling of 22060420646 in words is "twenty-two billion, sixty million, four hundred twenty thousand, six hundred forty-six".