120060135544 has 16 divisors (see below), whose sum is σ = 225146589120. Its totient is φ = 60021045120.

The previous prime is 120060135511. The next prime is 120060135563. The reversal of 120060135544 is 445531060021.

It is a happy number.

It is a super-2 number, since 2×120060135544² (a number of 23 digits) contains 22 as substring.

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 3 ways as a sum of consecutive naturals, for example, 1071112 + ... + 1177879.

It is an arithmetic number, because the mean of its divisors is an integer number (14071661820).

Almost surely, 2^120060135544 is an apocalyptic number.

It is an amenable number.

120060135544 is a deficient number, since it is larger than the sum of its proper divisors (105086453576).

120060135544 is a wasteful number, since it uses less digits than its factorization.

120060135544 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2255670 (or 2255666 counting only the distinct ones).

The product of its (nonzero) digits is 14400, while the sum is 31.

Adding to 120060135544 its reverse (445531060021), we get a palindrome (565591195565).

The spelling of 120060135544 in words is "one hundred twenty billion, sixty million, one hundred thirty-five thousand, five hundred forty-four".