144534020105500 has 48 divisors (see below), whose sum is σ = 315664808030208. Its totient is φ = 57813148680000.

The previous prime is 144534020105473. The next prime is 144534020105507. The reversal of 144534020105500 is 5501020435441.

It is a super-2 number, since 2×144534020105500² (a number of 29 digits) contains 22 as substring.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (144534020105507) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 65733910 + ... + 67897090.

It is an arithmetic number, because the mean of its divisors is an integer number (6576350167296).

Almost surely, 2^{144534020105500} is an apocalyptic number.

144534020105500 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

It is an amenable number.

144534020105500 is an abundant number, since it is smaller than the sum of its proper divisors (171130787924708).

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

144534020105500 is a wasteful number, since it uses less digits than its factorization.

144534020105500 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2296831 (or 2296819 counting only the distinct ones).

The product of its (nonzero) digits is 48000, while the sum is 34.

The spelling of 144534020105500 in words is "one hundred forty-four trillion, five hundred thirty-four billion, twenty million, one hundred five thousand, five hundred".