144020823233 has 16 divisors (see below), whose sum is σ = 166829322240. Its totient is φ = 121777261056.

The previous prime is 144020823131. The next prime is 144020823239. The reversal of 144020823233 is 332328020441.

It is a cyclic number.

It is not a de Polignac number, because 144020823233 - 2³² = 139725855937 is a prime.

It is a super-2 number, since 2×144020823233² (a number of 23 digits) contains 22 as substring.

It is a self number, because there is not a number n which added to its sum of digits gives 144020823233.

It is not an unprimeable number, because it can be changed into a prime (144020823239) 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, 2816 + ... + 536702.

It is an arithmetic number, because the mean of its divisors is an integer number (10426832640).

Almost surely, 2^144020823233 is an apocalyptic number.

It is an amenable number.

144020823233 is a deficient number, since it is larger than the sum of its proper divisors (22808499007).

144020823233 is an equidigital number, since it uses as much as digits as its factorization.

144020823233 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 534416.

The product of its (nonzero) digits is 27648, while the sum is 32.

Adding to 144020823233 its reverse (332328020441), we get a palindrome (476348843674).

The spelling of 144020823233 in words is "one hundred forty-four billion, twenty million, eight hundred twenty-three thousand, two hundred thirty-three".