1457144571443 has 8 divisors (see below), whose sum is σ = 1598800772016. Its totient is φ = 1317019789600.

The previous prime is 1457144571433. The next prime is 1457144571461. The reversal of 1457144571443 is 3441754417541.

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

It is a cyclic number.

It is not a de Polignac number, because 1457144571443 - 2¹⁶ = 1457144505907 is a prime.

It is a super-2 number, since 2×1457144571443² (a number of 25 digits) contains 22 as substring.

It is a Duffinian number.

It is a junction number, because it is equal to n+sod(n) for n = 1457144571391 and 1457144571400.

It is not an unprimeable number, because it can be changed into a prime (1457144571433) 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 7 ways as a sum of consecutive naturals, for example, 382852688 + ... + 382856493.

It is an arithmetic number, because the mean of its divisors is an integer number (199850096502).

Almost surely, 2^{1457144571443} is an apocalyptic number.

1457144571443 is a deficient number, since it is larger than the sum of its proper divisors (141656200573).

1457144571443 is a wasteful number, since it uses less digits than its factorization.

1457144571443 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 765709365.

The product of its digits is 3763200, while the sum is 50.

Adding to 1457144571443 its reverse (3441754417541), we get a palindrome (4898898988984).

The spelling of 1457144571443 in words is "one trillion, four hundred fifty-seven billion, one hundred forty-four million, five hundred seventy-one thousand, four hundred forty-three".