1493646463941 has 4 divisors (see below), whose sum is σ = 1991528618592. Its totient is φ = 995764309292.

The previous prime is 1493646463921. The next prime is 1493646463943.

1493646463941 is nontrivially palindromic in base 10.

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 not a de Polignac number, because 1493646463941 - 2⁹ = 1493646463429 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (1493646463943) 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, 248941077321 + ... + 248941077326.

It is an arithmetic number, because the mean of its divisors is an integer number (497882154648).

Almost surely, 2^{1493646463941} is an apocalyptic number.

It is an amenable number.

1493646463941 is a deficient number, since it is larger than the sum of its proper divisors (497882154651).

1493646463941 is an equidigital number, since it uses as much as digits as its factorization.

1493646463941 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 497882154650.

The product of its digits is 40310784, while the sum is 60.

The spelling of 1493646463941 in words is "one trillion, four hundred ninety-three billion, six hundred forty-six million, four hundred sixty-three thousand, nine hundred forty-one".