22646640200 has 48 divisors (see below), whose sum is σ = 52695846000. Its totient is φ = 9051360320.

The previous prime is 22646640161. The next prime is 22646640293. The reversal of 22646640200 is 204664622.

It is an unprimeable number.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 206831 + ... + 296769.

It is an arithmetic number, because the mean of its divisors is an integer number (1097830125).

Almost surely, 2^22646640200 is an apocalyptic number.

22646640200 is a gapful number since it is divisible by the number (20) formed by its first and last digit.

It is an amenable number.

22646640200 is an abundant number, since it is smaller than the sum of its proper divisors (30049205800).

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

22646640200 is a wasteful number, since it uses less digits than its factorization.

22646640200 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 91214 (or 91205 counting only the distinct ones).

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

The spelling of 22646640200 in words is "twenty-two billion, six hundred forty-six million, six hundred forty thousand, two hundred".