268017919392 has 48 divisors (see below), whose sum is σ = 703573903872. Its totient is φ = 89335895040.

The previous prime is 268017919361. The next prime is 268017919417. The reversal of 268017919392 is 293919710862.

It is a tau number, because it is divible by the number of its divisors (48).

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 4411848 + ... + 4472184.

It is an arithmetic number, because the mean of its divisors is an integer number (14657789664).

Almost surely, 2^268017919392 is an apocalyptic number.

It is an amenable number.

268017919392 is an abundant number, since it is smaller than the sum of its proper divisors (435555984480).

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

268017919392 is a wasteful number, since it uses less digits than its factorization.

268017919392 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 106621 (or 106613 counting only the distinct ones).

The product of its (nonzero) digits is 2939328, while the sum is 57.

The spelling of 268017919392 in words is "two hundred sixty-eight billion, seventeen million, nine hundred nineteen thousand, three hundred ninety-two".