223256612516 has 24 divisors (see below), whose sum is σ = 446924061696. Its totient is φ = 95593368960.

The previous prime is 223256612473. The next prime is 223256612569. The reversal of 223256612516 is 615216652322.

It is a super-3 number, since 3×223256612516³ (a number of 35 digits) contains 333 as substring.

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, 3637205 + ... + 3698076.

It is an arithmetic number, because the mean of its divisors is an integer number (18621835904).

Almost surely, 2^223256612516 is an apocalyptic number.

It is an amenable number.

223256612516 is an abundant number, since it is smaller than the sum of its proper divisors (223667449180).

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

223256612516 is a wasteful number, since it uses less digits than its factorization.

223256612516 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 7336379 (or 7336377 counting only the distinct ones).

The product of its digits is 259200, while the sum is 41.

The spelling of 223256612516 in words is "two hundred twenty-three billion, two hundred fifty-six million, six hundred twelve thousand, five hundred sixteen".