1268545832 has 16 divisors (see below), whose sum is σ = 2387782260. Its totient is φ = 631803904.

The previous prime is 1268545829. The next prime is 1268545867. The reversal of 1268545832 is 2385458621.

It can be written as a sum of positive squares in 2 ways, for example, as 1254151396 + 14394436 = 35414^2 + 3794^2 .

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 306443 + ... + 310554.

Almost surely, 2^1268545832 is an apocalyptic number.

It is an amenable number.

1268545832 is a deficient number, since it is larger than the sum of its proper divisors (1119236428).

1268545832 is a wasteful number, since it uses less digits than its factorization.

1268545832 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 617260 (or 617256 counting only the distinct ones).

The product of its digits is 460800, while the sum is 44.

The square root of 1268545832 is about 35616.6510497548. The cubic root of 1268545832 is about 1082.5186507640.

The spelling of 1268545832 in words is "one billion, two hundred sixty-eight million, five hundred forty-five thousand, eight hundred thirty-two".