223254747688 has 16 divisors (see below), whose sum is σ = 478403030880. Its totient is φ = 95680606128.

The previous prime is 223254747659. The next prime is 223254747691. The reversal of 223254747688 is 886747452322.

It is a super-3 number, since 3×223254747688³ (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 3 ways as a sum of consecutive naturals, for example, 1993345906 + ... + 1993346017.

It is an arithmetic number, because the mean of its divisors is an integer number (29900189430).

Almost surely, 2^223254747688 is an apocalyptic number.

223254747688 is a gapful number since it is divisible by the number (28) formed by its first and last digit.

It is an amenable number.

223254747688 is an abundant number, since it is smaller than the sum of its proper divisors (255148283192).

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

223254747688 is a wasteful number, since it uses less digits than its factorization.

223254747688 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 3986691936 (or 3986691932 counting only the distinct ones).

The product of its digits is 36126720, while the sum is 58.

The spelling of 223254747688 in words is "two hundred twenty-three billion, two hundred fifty-four million, seven hundred forty-seven thousand, six hundred eighty-eight".