22732320730 has 32 divisors (see below), whose sum is σ = 46808277120. Its totient is φ = 7786497600.

The previous prime is 22732320697. The next prime is 22732320731. The reversal of 22732320730 is 3702323722.

It is a junction number, because it is equal to n+sod(n) for n = 22732320692 and 22732320701.

It is not an unprimeable number, because it can be changed into a prime (22732320731) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 80925 + ... + 228064.

It is an arithmetic number, because the mean of its divisors is an integer number (1462758660).

Almost surely, 2^22732320730 is an apocalyptic number.

22732320730 is an abundant number, since it is smaller than the sum of its proper divisors (24075956390).

22732320730 is a wasteful number, since it uses less digits than its factorization.

22732320730 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 310054.

The product of its (nonzero) digits is 21168, while the sum is 31.

The spelling of 22732320730 in words is "twenty-two billion, seven hundred thirty-two million, three hundred twenty thousand, seven hundred thirty".