23500720198352 has 10 divisors (see below), whose sum is σ = 45532645384338. Its totient is φ = 11750360099168.

The previous prime is 23500720198321. The next prime is 23500720198399. The reversal of 23500720198352 is 25389102700532.

It can be written as a sum of positive squares in only one way, i.e., 19620434814016 + 3880285384336 = 4429496^2 + 1969844^2 .

It is a junction number, because it is equal to n+sod(n) for n = 23500720198297 and 23500720198306.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 734397506183 + ... + 734397506214.

Almost surely, 2^{23500720198352} is an apocalyptic number.

It is an amenable number.

23500720198352 is a deficient number, since it is larger than the sum of its proper divisors (22031925185986).

23500720198352 is a wasteful number, since it uses less digits than its factorization.

23500720198352 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1468795012405 (or 1468795012399 counting only the distinct ones).

The product of its (nonzero) digits is 907200, while the sum is 47.

Adding to 23500720198352 its reverse (25389102700532), we get a palindrome (48889822898884).

The spelling of 23500720198352 in words is "twenty-three trillion, five hundred billion, seven hundred twenty million, one hundred ninety-eight thousand, three hundred fifty-two".