223154723470065 has 16 divisors (see below), whose sum is σ = 369359542296000. Its totient is φ = 114911857602752.

The previous prime is 223154723470043. The next prime is 223154723470121. The reversal of 223154723470065 is 560074327451322.

223154723470065 is digitally balanced in base 2 and base 4, because in such bases it contains all the possibile digits an equal number of times.

It is a cyclic number.

It is not a de Polignac number, because 223154723470065 - 2⁵ = 223154723470033 is a prime.

It is a super-3 number, since 3×223154723470065³ (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 in 15 ways as a sum of consecutive naturals, for example, 256499681715 + ... + 256499682584.

It is an arithmetic number, because the mean of its divisors is an integer number (23084971393500).

Almost surely, 2^{223154723470065} is an apocalyptic number.

It is an amenable number.

223154723470065 is a deficient number, since it is larger than the sum of its proper divisors (146204818825935).

223154723470065 is a wasteful number, since it uses less digits than its factorization.

223154723470065 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 512999364336.

The product of its (nonzero) digits is 8467200, while the sum is 51.

The spelling of 223154723470065 in words is "two hundred twenty-three trillion, one hundred fifty-four billion, seven hundred twenty-three million, four hundred seventy thousand, sixty-five".