223445064400 has 60 divisors (see below), whose sum is σ = 560167084512. Its totient is φ = 85492021120.

The previous prime is 223445064373. The next prime is 223445064413. The reversal of 223445064400 is 4460544322.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 12134554 + ... + 12152953.

Almost surely, 2^223445064400 is an apocalyptic number.

223445064400 is a gapful number since it is divisible by the number (20) formed by its first and last digit.

It is an amenable number.

223445064400 is an abundant number, since it is smaller than the sum of its proper divisors (336722020112).

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

223445064400 is a wasteful number, since it uses less digits than its factorization.

223445064400 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 24287548 (or 24287537 counting only the distinct ones).

The product of its (nonzero) digits is 92160, while the sum is 34.

The spelling of 223445064400 in words is "two hundred twenty-three billion, four hundred forty-five million, sixty-four thousand, four hundred".