144323411553 has 10 divisors (see below), whose sum is σ = 215594232194. Its totient is φ = 96215607648.

The previous prime is 144323411549. The next prime is 144323411567. The reversal of 144323411553 is 355114323441.

144323411553 is a `hidden beast` number, since 1 + 4 + 43 + 23 + 41 + 1 + 553 = 666.

It can be written as a sum of positive squares in only one way, i.e., 140526017424 + 3797394129 = 374868^2 + 61623^2 .

It is not a de Polignac number, because 144323411553 - 2² = 144323411549 is a prime.

It is a super-2 number, since 2×144323411553² (a number of 23 digits) contains 22 as substring.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (144323411653) by changing a digit.

It is a polite number, since it can be written in 9 ways as a sum of consecutive naturals, for example, 890885176 + ... + 890885337.

Almost surely, 2^144323411553 is an apocalyptic number.

It is an amenable number.

144323411553 is a deficient number, since it is larger than the sum of its proper divisors (71270820641).

144323411553 is an equidigital number, since it uses as much as digits as its factorization.

144323411553 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1781770525 (or 1781770516 counting only the distinct ones).

The product of its digits is 86400, while the sum is 36.

Adding to 144323411553 its reverse (355114323441), we get a palindrome (499437734994).

The spelling of 144323411553 in words is "one hundred forty-four billion, three hundred twenty-three million, four hundred eleven thousand, five hundred fifty-three".