1268359496 has 32 divisors (see below), whose sum is σ = 2392883640. Its totient is φ = 630271488.

The previous prime is 1268359493. The next prime is 1268359517. The reversal of 1268359496 is 6949538621.

It can be written as a sum of positive squares in 4 ways, for example, as 1199236900 + 69122596 = 34630^2 + 8314^2 .

It is a super-2 number, since 2×1268359496² = 3217471622186748032, which contains 22 as substring.

It is not an unprimeable number, because it can be changed into a prime (1268359493) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 1445810 + ... + 1446686.

Almost surely, 2^1268359496 is an apocalyptic number.

It is an amenable number.

1268359496 is a deficient number, since it is larger than the sum of its proper divisors (1124524144).

1268359496 is a wasteful number, since it uses less digits than its factorization.

1268359496 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1793 (or 1789 counting only the distinct ones).

The product of its digits is 2799360, while the sum is 53.

The square root of 1268359496 is about 35614.0350985395. The cubic root of 1268359496 is about 1082.4656446453.

The spelling of 1268359496 in words is "one billion, two hundred sixty-eight million, three hundred fifty-nine thousand, four hundred ninety-six".