22450320410540 has 48 divisors (see below), whose sum is σ = 51621427920384. Its totient is φ = 8133628305600.

The previous prime is 22450320410429. The next prime is 22450320410549. The reversal of 22450320410540 is 4501402305422.

It is a junction number, because it is equal to n+sod(n) for n = 22450320410497 and 22450320410506.

It is not an unprimeable number, because it can be changed into a prime (22450320410549) 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, 188218814 + ... + 188338053.

It is an arithmetic number, because the mean of its divisors is an integer number (1075446415008).

Almost surely, 2^{22450320410540} is an apocalyptic number.

22450320410540 is a gapful number since it is divisible by the number (20) formed by its first and last digit.

It is an amenable number.

22450320410540 is an abundant number, since it is smaller than the sum of its proper divisors (29171107509844).

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

22450320410540 is a wasteful number, since it uses less digits than its factorization.

22450320410540 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 376557158 (or 376557156 counting only the distinct ones).

The product of its (nonzero) digits is 38400, while the sum is 32.

Adding to 22450320410540 its reverse (4501402305422), we get a palindrome (26951722715962).

The spelling of 22450320410540 in words is "twenty-two trillion, four hundred fifty billion, three hundred twenty million, four hundred ten thousand, five hundred forty".