2144300434501 has 4 divisors (see below), whose sum is σ = 2168393697900. Its totient is φ = 2120207171104.

The previous prime is 2144300434487. The next prime is 2144300434519. The reversal of 2144300434501 is 1054340034412.

It is a semiprime because it is the product of two primes.

It can be written as a sum of positive squares in 2 ways, for example, as 571345503876 + 1572954930625 = 755874^2 + 1254175^2 .

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-2144300434501 is a prime.

It is a super-2 number, since 2×2144300434501² (a number of 25 digits) contains 22 as substring.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (2144300434301) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 12046631566 + ... + 12046631743.

It is an arithmetic number, because the mean of its divisors is an integer number (542098424475).

Almost surely, 2^{2144300434501} is an apocalyptic number.

It is an amenable number.

2144300434501 is a deficient number, since it is larger than the sum of its proper divisors (24093263399).

2144300434501 is an equidigital number, since it uses as much as digits as its factorization.

2144300434501 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 24093263398.

The product of its (nonzero) digits is 23040, while the sum is 31.

Adding to 2144300434501 its reverse (1054340034412), we get a palindrome (3198640468913).

The spelling of 2144300434501 in words is "two trillion, one hundred forty-four billion, three hundred million, four hundred thirty-four thousand, five hundred one".