1268330756 has 24 divisors (see below), whose sum is σ = 2767267776. Its totient is φ = 494154720.

The previous prime is 1268330753. The next prime is 1268330759. The reversal of 1268330756 is 6570338621.

It is an interprime number because it is at equal distance from previous prime (1268330753) and next prime (1268330759).

It is not an unprimeable number, because it can be changed into a prime (1268330753) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 2058671 + ... + 2059286.

It is an arithmetic number, because the mean of its divisors is an integer number (115302824).

Almost surely, 2^1268330756 is an apocalyptic number.

It is an amenable number.

1268330756 is an abundant number, since it is smaller than the sum of its proper divisors (1498937020).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

1268330756 is a wasteful number, since it uses less digits than its factorization.

1268330756 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 4117979 (or 4117977 counting only the distinct ones).

The product of its (nonzero) digits is 181440, while the sum is 41.

The square root of 1268330756 is about 35613.6316036430. The cubic root of 1268330756 is about 1082.4574686517.

The spelling of 1268330756 in words is "one billion, two hundred sixty-eight million, three hundred thirty thousand, seven hundred fifty-six".