23550435440000 has 160 divisors (see below), whose sum is σ = 67002672594000. Its totient is φ = 8074434816000.

The previous prime is 23550435439969. The next prime is 23550435440041. The reversal of 23550435440000 is 4453405532.

It is a tau number, because it is divible by the number of its divisors (160).

It is a Harshad number since it is a multiple of its sum of digits (35).

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 19 ways as a sum of consecutive naturals, for example, 20467175 + ... + 21587174.

Almost surely, 2^{23550435440000} is an apocalyptic number.

23550435440000 is a gapful number since it is divisible by the number (20) formed by its first and last digit.

It is an amenable number.

23550435440000 is an abundant number, since it is smaller than the sum of its proper divisors (43452237154000).

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

23550435440000 is an frugal number, since it uses more digits than its factorization.

23550435440000 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 42054390 (or 42054363 counting only the distinct ones).

The product of its (nonzero) digits is 144000, while the sum is 35.

Adding to 23550435440000 its reverse (4453405532), we get a palindrome (23554888845532).

The spelling of 23550435440000 in words is "twenty-three trillion, five hundred fifty billion, four hundred thirty-five million, four hundred forty thousand".