4144251303445 has 64 divisors (see below), whose sum is σ = 5874267951360. Its totient is φ = 2773846425600.

The previous prime is 4144251303431. The next prime is 4144251303449. The reversal of 4144251303445 is 5443031524414.

It is a de Polignac number, because none of the positive numbers 2^k-4144251303445 is a prime.

It is a super-2 number, since 2×4144251303445² (a number of 26 digits) contains 22 as substring.

It is a junction number, because it is equal to n+sod(n) for n = 4144251303398 and 4144251303407.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (4144251303449) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 63 ways as a sum of consecutive naturals, for example, 24700659 + ... + 24867871.

It is an arithmetic number, because the mean of its divisors is an integer number (91785436740).

Almost surely, 2^{4144251303445} is an apocalyptic number.

It is an amenable number.

4144251303445 is a deficient number, since it is larger than the sum of its proper divisors (1730016647915).

4144251303445 is a wasteful number, since it uses less digits than its factorization.

4144251303445 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 167926.

The product of its (nonzero) digits is 460800, while the sum is 40.

Adding to 4144251303445 its reverse (5443031524414), we get a palindrome (9587282827859).

The spelling of 4144251303445 in words is "four trillion, one hundred forty-four billion, two hundred fifty-one million, three hundred three thousand, four hundred forty-five".