10144247462561 has 4 divisors (see below), whose sum is σ = 10221684466224. Its totient is φ = 10066810458900.

The previous prime is 10144247462519. The next prime is 10144247462581. The reversal of 10144247462561 is 16526474244101.

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 a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-10144247462561 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (10144247462581) 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 3 ways as a sum of consecutive naturals, for example, 38718501635 + ... + 38718501896.

It is an arithmetic number, because the mean of its divisors is an integer number (2555421116556).

Almost surely, 2^{10144247462561} is an apocalyptic number.

It is an amenable number.

10144247462561 is a deficient number, since it is larger than the sum of its proper divisors (77437003663).

10144247462561 is an equidigital number, since it uses as much as digits as its factorization.

10144247462561 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 77437003662.

The product of its (nonzero) digits is 1290240, while the sum is 47.

The spelling of 10144247462561 in words is "ten trillion, one hundred forty-four billion, two hundred forty-seven million, four hundred sixty-two thousand, five hundred sixty-one".