1316762648 has 8 divisors (see below), whose sum is σ = 2468929980. Its totient is φ = 658381320.

The previous prime is 1316762621. The next prime is 1316762717. The reversal of 1316762648 is 8462676131.

It is a tau number, because it is divible by the number of its divisors (8).

It is a junction number, because it is equal to n+sod(n) for n = 1316762599 and 1316762608.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 82297658 + ... + 82297673.

Almost surely, 2^1316762648 is an apocalyptic number.

It is an amenable number.

1316762648 is a deficient number, since it is larger than the sum of its proper divisors (1152167332).

1316762648 is a wasteful number, since it uses less digits than its factorization.

1316762648 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 164595337 (or 164595333 counting only the distinct ones).

The product of its digits is 290304, while the sum is 44.

The square root of 1316762648 is about 36287.2243082879. The cubic root of 1316762648 is about 1096.0637960805.

The spelling of 1316762648 in words is "one billion, three hundred sixteen million, seven hundred sixty-two thousand, six hundred forty-eight".