22389680406 has 32 divisors (see below), whose sum is σ = 46938342528. Its totient is φ = 7111863360.

The previous prime is 22389680393. The next prime is 22389680461. The reversal of 22389680406 is 60408698322.

It is a congruent number.

It is an unprimeable number.

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 15 ways as a sum of consecutive naturals, for example, 1047736 + ... + 1068891.

It is an arithmetic number, because the mean of its divisors is an integer number (1466823204).

Almost surely, 2^22389680406 is an apocalyptic number.

22389680406 is an abundant number, since it is smaller than the sum of its proper divisors (24548662122).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

22389680406 is a wasteful number, since it uses less digits than its factorization.

22389680406 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2116716.

The product of its (nonzero) digits is 995328, while the sum is 48.

The spelling of 22389680406 in words is "twenty-two billion, three hundred eighty-nine million, six hundred eighty thousand, four hundred six".