1318752641463 has 4 divisors (see below), whose sum is σ = 1758336855288. Its totient is φ = 879168427640.

The previous prime is 1318752641461. The next prime is 1318752641519. The reversal of 1318752641463 is 3641462578131.

It is a semiprime because it is the product of two primes.

It is a cyclic number.

It is not a de Polignac number, because 1318752641463 - 2¹ = 1318752641461 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (1318752641461) 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, 219792106908 + ... + 219792106913.

It is an arithmetic number, because the mean of its divisors is an integer number (439584213822).

Almost surely, 2^{1318752641463} is an apocalyptic number.

1318752641463 is a deficient number, since it is larger than the sum of its proper divisors (439584213825).

1318752641463 is an equidigital number, since it uses as much as digits as its factorization.

1318752641463 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 439584213824.

The product of its digits is 2903040, while the sum is 51.

The spelling of 1318752641463 in words is "one trillion, three hundred eighteen billion, seven hundred fifty-two million, six hundred forty-one thousand, four hundred sixty-three".