1268832558 has 24 divisors (see below), whose sum is σ = 2951978472. Its totient is φ = 362523504.

The previous prime is 1268832547. The next prime is 1268832647. The reversal of 1268832558 is 8552388621.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 2157585 + ... + 2158172.

It is an arithmetic number, because the mean of its divisors is an integer number (122999103).

Almost surely, 2^1268832558 is an apocalyptic number.

1268832558 is an abundant number, since it is smaller than the sum of its proper divisors (1683145914).

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

1268832558 is a wasteful number, since it uses less digits than its factorization.

1268832558 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 4315776 (or 4315769 counting only the distinct ones).

The product of its digits is 921600, while the sum is 48.

The square root of 1268832558 is about 35620.6759902167. The cubic root of 1268832558 is about 1082.6002042122.

The spelling of 1268832558 in words is "one billion, two hundred sixty-eight million, eight hundred thirty-two thousand, five hundred fifty-eight".