144563521102 has 32 divisors (see below), whose sum is σ = 291148913664. Its totient is φ = 51990876000.

The previous prime is 144563521079. The next prime is 144563521117. The reversal of 144563521102 is 201125365441.

It is a super-2 number, since 2×144563521102² (a number of 23 digits) contains 22 as substring.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 36102774 + ... + 36106777.

It is an arithmetic number, because the mean of its divisors is an integer number (9098403552).

Almost surely, 2^144563521102 is an apocalyptic number.

144563521102 is an abundant number, since it is smaller than the sum of its proper divisors (146585392562).

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

144563521102 is a wasteful number, since it uses less digits than its factorization.

144563521102 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 72209584.

The product of its (nonzero) digits is 28800, while the sum is 34.

Adding to 144563521102 its reverse (201125365441), we get a palindrome (345688886543).

The spelling of 144563521102 in words is "one hundred forty-four billion, five hundred sixty-three million, five hundred twenty-one thousand, one hundred two".