10555123440000 has 160 divisors (see below), whose sum is σ = 35035094274840. Its totient is φ = 2814699520000.

The previous prime is 10555123439957. The next prime is 10555123440047. The reversal of 10555123440000 is 4432155501.

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

It is a super-2 number, since 2×10555123440000² (a number of 27 digits) contains 22 as substring.

It is a Harshad number since it is a multiple of its sum of digits (30).

It is a self number, because there is not a number n which added to its sum of digits gives 10555123440000.

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 19 ways as a sum of consecutive naturals, for example, 21749841 + ... + 22229840.

Almost surely, 2^{10555123440000} is an apocalyptic number.

10555123440000 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

It is an amenable number.

10555123440000 is an abundant number, since it is smaller than the sum of its proper divisors (24479970834840).

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

10555123440000 is an frugal number, since it uses more digits than its factorization.

10555123440000 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 43979718 (or 43979691 counting only the distinct ones).

The product of its (nonzero) digits is 12000, while the sum is 30.

Adding to 10555123440000 its reverse (4432155501), we get a palindrome (10559555595501).

The spelling of 10555123440000 in words is "ten trillion, five hundred fifty-five billion, one hundred twenty-three million, four hundred forty thousand".