144506664052464 has 80 divisors (see below), whose sum is σ = 429895506712320. Its totient is φ = 40972445629440.

The previous prime is 144506664052463. The next prime is 144506664052507. The reversal of 144506664052464 is 464250466605441.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (144506664052463) 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, 1641480249 + ... + 1641568280.

It is an arithmetic number, because the mean of its divisors is an integer number (5373693833904).

Almost surely, 2^{144506664052464} is an apocalyptic number.

144506664052464 is a gapful number since it is divisible by the number (14) formed by its first and last digit.

It is an amenable number.

144506664052464 is an abundant number, since it is smaller than the sum of its proper divisors (285388842659856).

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

144506664052464 is a wasteful number, since it uses less digits than its factorization.

144506664052464 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 3283048678 (or 3283048672 counting only the distinct ones).

The product of its (nonzero) digits is 66355200, while the sum is 57.

The spelling of 144506664052464 in words is "one hundred forty-four trillion, five hundred six billion, six hundred sixty-four million, fifty-two thousand, four hundred sixty-four".