268448513772 has 24 divisors (see below), whose sum is σ = 626532347392. Its totient is φ = 89461054800.

The previous prime is 268448513771. The next prime is 268448513779. The reversal of 268448513772 is 277315844862.

It is not an unprimeable number, because it can be changed into a prime (268448513771) 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, 2671504 + ... + 2770167.

Almost surely, 2^268448513772 is an apocalyptic number.

It is an amenable number.

268448513772 is an abundant number, since it is smaller than the sum of its proper divisors (358083833620).

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

268448513772 is a wasteful number, since it uses less digits than its factorization.

268448513772 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 5445789 (or 5445787 counting only the distinct ones).

The product of its digits is 18063360, while the sum is 57.

The spelling of 268448513772 in words is "two hundred sixty-eight billion, four hundred forty-eight million, five hundred thirteen thousand, seven hundred seventy-two".