144500956989 has 8 divisors (see below), whose sum is σ = 192857022240. Its totient is φ = 96239431536.

The previous prime is 144500956987. The next prime is 144500956993. The reversal of 144500956989 is 989659005441.

It is a sphenic number, since it is the product of 3 distinct primes.

It is not a de Polignac number, because 144500956989 - 2¹ = 144500956987 is a prime.

It is a super-2 number, since 2×144500956989² (a number of 23 digits) contains 22 as substring.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (144500956987) 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, 23631382 + ... + 23637495.

It is an arithmetic number, because the mean of its divisors is an integer number (24107127780).

Almost surely, 2^144500956989 is an apocalyptic number.

It is an amenable number.

144500956989 is a deficient number, since it is larger than the sum of its proper divisors (48356065251).

144500956989 is a wasteful number, since it uses less digits than its factorization.

144500956989 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 47269899.

The product of its (nonzero) digits is 13996800, while the sum is 60.

The spelling of 144500956989 in words is "one hundred forty-four billion, five hundred million, nine hundred fifty-six thousand, nine hundred eighty-nine".