1456440566241 has 4 divisors (see below), whose sum is σ = 1941920754992. Its totient is φ = 970960377492.

The previous prime is 1456440566159. The next prime is 1456440566257. The reversal of 1456440566241 is 1426650446541.

It is a semiprime because it is the product of two primes, and also a Blum integer, because the two primes are equal to 3 mod 4.

It is not a de Polignac number, because 1456440566241 - 2²⁵ = 1456407011809 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (1456440566291) 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, 242740094371 + ... + 242740094376.

It is an arithmetic number, because the mean of its divisors is an integer number (485480188748).

Almost surely, 2^{1456440566241} is an apocalyptic number.

It is an amenable number.

1456440566241 is a deficient number, since it is larger than the sum of its proper divisors (485480188751).

1456440566241 is an equidigital number, since it uses as much as digits as its factorization.

1456440566241 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 485480188750.

The product of its (nonzero) digits is 2764800, while the sum is 48.

The spelling of 1456440566241 in words is "one trillion, four hundred fifty-six billion, four hundred forty million, five hundred sixty-six thousand, two hundred forty-one".