144563521136 has 40 divisors (see below), whose sum is σ = 287640641904. Its totient is φ = 70345820160.

The previous prime is 144563521127. The next prime is 144563521139. The reversal of 144563521136 is 631125365441.

It is a super-2 number, since 2×144563521136² (a number of 23 digits) contains 22 as substring.

It is a junction number, because it is equal to n+sod(n) for n = 144563521093 and 144563521102.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (144563521139) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 188705 + ... + 569856.

Almost surely, 2^144563521136 is an apocalyptic number.

144563521136 is a gapful number since it is divisible by the number (16) formed by its first and last digit.

It is an amenable number.

144563521136 is a deficient number, since it is larger than the sum of its proper divisors (143077120768).

144563521136 is a wasteful number, since it uses less digits than its factorization.

144563521136 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 758889 (or 758883 counting only the distinct ones).

The product of its digits is 259200, while the sum is 41.

Adding to 144563521136 its reverse (631125365441), we get a palindrome (775688886577).

The spelling of 144563521136 in words is "one hundred forty-four billion, five hundred sixty-three million, five hundred twenty-one thousand, one hundred thirty-six".