223256250000 has 945 divisors, whose sum is σ = 943032232011. Its totient is φ = 51030000000.

The previous prime is 223256249989. The next prime is 223256250043. The reversal of 223256250000 is 52652322.

The square root of 223256250000 is 472500.

It is a perfect power (a square), and thus also a powerful number.

223256250000 is a `hidden beast` number, since 2 + 2 + 32 + 5 + 625 + 0 + 0 + 0 + 0 = 666.

It can be written as a sum of positive squares in 4 ways, for example, as 158732121744 + 64524128256 = 398412^2 + 254016^2 .

It is a tau number, because it is divible by the number of its divisors (945).

It is a super-3 number, since 3×223256250000³ (a number of 35 digits) contains 333 as substring.

It is a Harshad number since it is a multiple of its sum of digits (27).

It is an unprimeable number.

It is a polite number, since it can be written in 188 ways as a sum of consecutive naturals, for example, 31893749997 + ... + 31893750003.

Almost surely, 2^223256250000 is an apocalyptic number.

223256250000 is a gapful number since it is divisible by the number (20) formed by its first and last digit.

223256250000 is the 472500-th square number.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 223256250000

223256250000 is an abundant number, since it is smaller than the sum of its proper divisors (719775982011).

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

223256250000 is an frugal number, since it uses more digits than its factorization.

223256250000 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 80 (or 17 counting only the distinct ones).

The product of its (nonzero) digits is 7200, while the sum is 27.

The spelling of 223256250000 in words is "two hundred twenty-three billion, two hundred fifty-six million, two hundred fifty thousand".