1316233660478 has 32 divisors (see below), whose sum is σ = 2225125969920. Its totient is φ = 578516940000.

The previous prime is 1316233660477. The next prime is 1316233660493. The reversal of 1316233660478 is 8740663326131.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (1316233660477) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 53003 + ... + 1623353.

It is an arithmetic number, because the mean of its divisors is an integer number (69535186560).

Almost surely, 2^{1316233660478} is an apocalyptic number.

1316233660478 is a deficient number, since it is larger than the sum of its proper divisors (908892309442).

1316233660478 is a wasteful number, since it uses less digits than its factorization.

1316233660478 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1571624.

The product of its (nonzero) digits is 2612736, while the sum is 50.

The spelling of 1316233660478 in words is "one trillion, three hundred sixteen billion, two hundred thirty-three million, six hundred sixty thousand, four hundred seventy-eight".