4352144450231 has 4 divisors (see below), whose sum is σ = 4352785137792. Its totient is φ = 4351503762672.

The previous prime is 4352144450221. The next prime is 4352144450317. The reversal of 4352144450231 is 1320544412534.

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

It is a cyclic number.

It is not a de Polignac number, because 4352144450231 - 2²² = 4352140255927 is a prime.

It is a super-2 number, since 2×4352144450231² (a number of 26 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 (4352144450221) 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, 320333591 + ... + 320347176.

It is an arithmetic number, because the mean of its divisors is an integer number (1088196284448).

Almost surely, 2^{4352144450231} is an apocalyptic number.

4352144450231 is a deficient number, since it is larger than the sum of its proper divisors (640687561).

4352144450231 is an equidigital number, since it uses as much as digits as its factorization.

4352144450231 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 640687560.

The product of its (nonzero) digits is 230400, while the sum is 38.

Adding to 4352144450231 its reverse (1320544412534), we get a palindrome (5672688862765).

The spelling of 4352144450231 in words is "four trillion, three hundred fifty-two billion, one hundred forty-four million, four hundred fifty thousand, two hundred thirty-one".