23352220406 has 8 divisors (see below), whose sum is σ = 35029851744. Its totient is φ = 11675603160.

The previous prime is 23352220387. The next prime is 23352220439. The reversal of 23352220406 is 60402225332.

It is a sphenic number, since it is the product of 3 distinct primes.

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (23) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 193070 + ... + 289793.

It is an arithmetic number, because the mean of its divisors is an integer number (4378731468).

Almost surely, 2^23352220406 is an apocalyptic number.

23352220406 is a deficient number, since it is larger than the sum of its proper divisors (11677631338).

23352220406 is a wasteful number, since it uses less digits than its factorization.

23352220406 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 507046.

The product of its (nonzero) digits is 17280, while the sum is 29.

Adding to 23352220406 its reverse (60402225332), we get a palindrome (83754445738).

The spelling of 23352220406 in words is "twenty-three billion, three hundred fifty-two million, two hundred twenty thousand, four hundred six".