223542403000 has 64 divisors (see below), whose sum is σ = 597816273600. Its totient is φ = 76643107200.

The previous prime is 223542402997. The next prime is 223542403031. The reversal of 223542403000 is 304245322.

It is a Harshad number since it is a multiple of its sum of digits (25).

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 15960315 + ... + 15974314.

It is an arithmetic number, because the mean of its divisors is an integer number (9340879275).

Almost surely, 2^223542403000 is an apocalyptic number.

223542403000 is a gapful number since it is divisible by the number (20) formed by its first and last digit.

It is an amenable number.

223542403000 is an abundant number, since it is smaller than the sum of its proper divisors (374273870600).

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

223542403000 is a wasteful number, since it uses less digits than its factorization.

223542403000 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 31934657 (or 31934643 counting only the distinct ones).

The product of its (nonzero) digits is 5760, while the sum is 25.

Adding to 223542403000 its reverse (304245322), we get a palindrome (223846648322).

The spelling of 223542403000 in words is "two hundred twenty-three billion, five hundred forty-two million, four hundred three thousand".