1461368872593 has 64 divisors (see below), whose sum is σ = 2499298137600. Its totient is φ = 826637011200.

The previous prime is 1461368872589. The next prime is 1461368872609. The reversal of 1461368872593 is 3952788631641.

1461368872593 is a `hidden beast` number, since 1 + 4 + 6 + 1 + 36 + 8 + 8 + 7 + 2 + 593 = 666.

It is not a de Polignac number, because 1461368872593 - 2² = 1461368872589 is a prime.

It is a Harshad number since it is a multiple of its sum of digits (63).

It is a self number, because there is not a number n which added to its sum of digits gives 1461368872593.

It is not an unprimeable number, because it can be changed into a prime (1461368872583) 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 63 ways as a sum of consecutive naturals, for example, 22484443 + ... + 22549343.

It is an arithmetic number, because the mean of its divisors is an integer number (39051533400).

Almost surely, 2^{1461368872593} is an apocalyptic number.

It is an amenable number.

1461368872593 is a deficient number, since it is larger than the sum of its proper divisors (1037929265007).

1461368872593 is a wasteful number, since it uses less digits than its factorization.

1461368872593 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 66119 (or 66113 counting only the distinct ones).

The product of its digits is 52254720, while the sum is 63.

The spelling of 1461368872593 in words is "one trillion, four hundred sixty-one billion, three hundred sixty-eight million, eight hundred seventy-two thousand, five hundred ninety-three".