269428257216 has 168 divisors, whose sum is σ = 777964936320. Its totient is φ = 89149003776.

The previous prime is 269428257209. The next prime is 269428257233. The reversal of 269428257216 is 612752824962.

269428257216 is a `hidden beast` number, since 2 + 69 + 4 + 2 + 8 + 2 + 572 + 1 + 6 = 666.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 54350610 + ... + 54355566.

Almost surely, 2^269428257216 is an apocalyptic number.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 269428257216, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (388982468160).

269428257216 is an abundant number, since it is smaller than the sum of its proper divisors (508536679104).

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

269428257216 is a wasteful number, since it uses less digits than its factorization.

269428257216 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 5651 (or 5638 counting only the distinct ones).

The product of its digits is 5806080, while the sum is 54.

The spelling of 269428257216 in words is "two hundred sixty-nine billion, four hundred twenty-eight million, two hundred fifty-seven thousand, two hundred sixteen".