1315515663463 has 8 divisors (see below), whose sum is σ = 1324393430832. Its totient is φ = 1306644208896.

The previous prime is 1315515663437. The next prime is 1315515663493. The reversal of 1315515663463 is 3643665155131.

It is a sphenic number, since it is the product of 3 distinct primes.

It is a cyclic number.

It is not a de Polignac number, because 1315515663463 - 2¹⁷ = 1315515532391 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (1315515663493) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 1159645 + ... + 1993942.

It is an arithmetic number, because the mean of its divisors is an integer number (165549178854).

Almost surely, 2^{1315515663463} is an apocalyptic number.

1315515663463 is a deficient number, since it is larger than the sum of its proper divisors (8877767369).

1315515663463 is a wasteful number, since it uses less digits than its factorization.

1315515663463 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 3156401.

The product of its digits is 2916000, while the sum is 49.

The spelling of 1315515663463 in words is "one trillion, three hundred fifteen billion, five hundred fifteen million, six hundred sixty-three thousand, four hundred sixty-three".