144497932641 has 16 divisors (see below), whose sum is σ = 214084139200. Its totient is φ = 96326047584.

The previous prime is 144497932639. The next prime is 144497932643. The reversal of 144497932641 is 146239794441.

It is a happy number.

144497932641 is a `hidden beast` number, since 1 + 4 + 4 + 497 + 93 + 2 + 64 + 1 = 666.

It is an interprime number because it is at equal distance from previous prime (144497932639) and next prime (144497932643).

It is not a de Polignac number, because 144497932641 - 2¹ = 144497932639 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (144497932643) 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, 309150 + ... + 620136.

It is an arithmetic number, because the mean of its divisors is an integer number (13380258700).

Almost surely, 2^144497932641 is an apocalyptic number.

It is an amenable number.

144497932641 is a deficient number, since it is larger than the sum of its proper divisors (69586206559).

144497932641 is a wasteful number, since it uses less digits than its factorization.

144497932641 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 328205 (or 328199 counting only the distinct ones).

The product of its digits is 5225472, while the sum is 54.

The spelling of 144497932641 in words is "one hundred forty-four billion, four hundred ninety-seven million, nine hundred thirty-two thousand, six hundred forty-one".