144455405152 has 24 divisors (see below), whose sum is σ = 284422434912. Its totient is φ = 72221136000.

The previous prime is 144455405117. The next prime is 144455405179. The reversal of 144455405152 is 251504554441.

It is a super-3 number, since 3×144455405152³ (a number of 34 digits) contains 333 as substring.

It is a Smith number, since the sum of its digits (40) coincides with the sum of the digits of its prime factors.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 162402 + ... + 561502.

It is an arithmetic number, because the mean of its divisors is an integer number (11850934788).

Almost surely, 2^144455405152 is an apocalyptic number.

It is an amenable number.

144455405152 is a deficient number, since it is larger than the sum of its proper divisors (139967029760).

144455405152 is a wasteful number, since it uses less digits than its factorization.

144455405152 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 410422 (or 410414 counting only the distinct ones).

The product of its (nonzero) digits is 320000, while the sum is 40.

Adding to 144455405152 its reverse (251504554441), we get a palindrome (395959959593).

The spelling of 144455405152 in words is "one hundred forty-four billion, four hundred fifty-five million, four hundred five thousand, one hundred fifty-two".