22230451650 has 48 divisors (see below), whose sum is σ = 60143480928. Its totient is φ = 5389200000.

The previous prime is 22230451643. The next prime is 22230451681. The reversal of 22230451650 is 5615403222.

It is a Harshad number since it is a multiple of its sum of digits (30).

It is an unprimeable number.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 6734851 + ... + 6738150.

It is an arithmetic number, because the mean of its divisors is an integer number (1252989186).

Almost surely, 2^22230451650 is an apocalyptic number.

22230451650 is an abundant number, since it is smaller than the sum of its proper divisors (37913029278).

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

22230451650 is a wasteful number, since it uses less digits than its factorization.

22230451650 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 13473027 (or 13473022 counting only the distinct ones).

The product of its (nonzero) digits is 14400, while the sum is 30.

Adding to 22230451650 its reverse (5615403222), we get a palindrome (27845854872).

The spelling of 22230451650 in words is "twenty-two billion, two hundred thirty million, four hundred fifty-one thousand, six hundred fifty".