22144145551351 has 8 divisors (see below), whose sum is σ = 22232614989600. Its totient is φ = 22055824928160.

The previous prime is 22144145551349. The next prime is 22144145551379. The reversal of 22144145551351 is 15315554144122.

It is a sphenic number, since it is the product of 3 distinct primes.

It is not a de Polignac number, because 22144145551351 - 2¹ = 22144145551349 is a prime.

It is a Duffinian number.

It is a junction number, because it is equal to n+sod(n) for n = 22144145551298 and 22144145551307.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (22144145551051) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 36905560 + ... + 37500781.

It is an arithmetic number, because the mean of its divisors is an integer number (2779076873700).

Almost surely, 2^{22144145551351} is an apocalyptic number.

22144145551351 is a deficient number, since it is larger than the sum of its proper divisors (88469438249).

22144145551351 is an equidigital number, since it uses as much as digits as its factorization.

22144145551351 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 74407529.

The product of its digits is 480000, while the sum is 43.

Adding to 22144145551351 its reverse (15315554144122), we get a palindrome (37459699695473).

The spelling of 22144145551351 in words is "twenty-two trillion, one hundred forty-four billion, one hundred forty-five million, five hundred fifty-one thousand, three hundred fifty-one".