223105637653772 has 6 divisors (see below), whose sum is σ = 390434865894108. Its totient is φ = 111552818826884.

The previous prime is 223105637653747. The next prime is 223105637653781. The reversal of 223105637653772 is 277356736501322.

223105637653772 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a super-3 number, since 3×223105637653772³ (a number of 44 digits) contains 333 as substring. Note that it is a super-d number also for d = 2.

It is an unprimeable number.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 27888204706718 + ... + 27888204706725.

It is an arithmetic number, because the mean of its divisors is an integer number (65072477649018).

Almost surely, 2^{223105637653772} is an apocalyptic number.

It is an amenable number.

223105637653772 is a deficient number, since it is larger than the sum of its proper divisors (167329228240336).

223105637653772 is a wasteful number, since it uses less digits than its factorization.

223105637653772 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 55776409413447 (or 55776409413445 counting only the distinct ones).

The product of its (nonzero) digits is 66679200, while the sum is 59.

The spelling of 223105637653772 in words is "two hundred twenty-three trillion, one hundred five billion, six hundred thirty-seven million, six hundred fifty-three thousand, seven hundred seventy-two".