23240422442340 has 72 divisors (see below), whose sum is σ = 70684945459128. Its totient is φ = 6180830830080.

The previous prime is 23240422442339. The next prime is 23240422442351. The reversal of 23240422442340 is 4324422404232.

23240422442340 is a `hidden beast` number, since 2 + 3 + 2 + 4 + 0 + 4 + 224 + 423 + 4 + 0 = 666.

It can be written as a sum of positive squares in 4 ways, for example, as 43715282724 + 23196707159616 = 209082^2 + 4816296^2 .

It is a Harshad number since it is a multiple of its sum of digits (36).

It is a junction number, because it is equal to n+sod(n) for n = 23240422442295 and 23240422442304.

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, 173007201 + ... + 173141480.

It is an arithmetic number, because the mean of its divisors is an integer number (981735353599).

Almost surely, 2^{23240422442340} is an apocalyptic number.

23240422442340 is a gapful number since it is divisible by the number (20) formed by its first and last digit.

It is an amenable number.

23240422442340 is an abundant number, since it is smaller than the sum of its proper divisors (47444523016788).

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

23240422442340 is a wasteful number, since it uses less digits than its factorization.

23240422442340 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 346149069 (or 346149064 counting only the distinct ones).

The product of its (nonzero) digits is 294912, while the sum is 36.

Adding to 23240422442340 its reverse (4324422404232), we get a palindrome (27564844846572).

The spelling of 23240422442340 in words is "twenty-three trillion, two hundred forty billion, four hundred twenty-two million, four hundred forty-two thousand, three hundred forty".