268030817616 has 20 divisors (see below), whose sum is σ = 692412945632. Its totient is φ = 89343605856.

The previous prime is 268030817581. The next prime is 268030817671. The reversal of 268030817616 is 616718030862.

It is a Harshad number since it is a multiple of its sum of digits (48), and also a Moran number because the ratio is a prime number: 5583975367 = 268030817616 / (2 + 6 + 8 + 0 + 3 + 0 + 8 + 1 + 7 + 6 + 1 + 6).

It is a congruent number.

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, 2791987636 + ... + 2791987731.

Almost surely, 2^268030817616 is an apocalyptic number.

It is an amenable number.

268030817616 is an abundant number, since it is smaller than the sum of its proper divisors (424382128016).

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

268030817616 is a wasteful number, since it uses less digits than its factorization.

268030817616 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 5583975378 (or 5583975372 counting only the distinct ones).

The product of its (nonzero) digits is 580608, while the sum is 48.

The spelling of 268030817616 in words is "two hundred sixty-eight billion, thirty million, eight hundred seventeen thousand, six hundred sixteen".