223557670733961 has 8 divisors (see below), whose sum is σ = 298855162967040. Its totient is φ = 148649312828432.

The previous prime is 223557670733923. The next prime is 223557670734037. The reversal of 223557670733961 is 169337076755322.

It is a happy number.

It is a sphenic number, since it is the product of 3 distinct primes.

It is a cyclic number.

It is not a de Polignac number, because 223557670733961 - 2⁷ = 223557670733833 is a prime.

It is a junction number, because it is equal to n+sod(n) for n = 223557670733892 and 223557670733901.

It is not an unprimeable number, because it can be changed into a prime (223557670733921) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 97283580546 + ... + 97283582843.

It is an arithmetic number, because the mean of its divisors is an integer number (37356895370880).

Almost surely, 2^{223557670733961} is an apocalyptic number.

It is an amenable number.

223557670733961 is a deficient number, since it is larger than the sum of its proper divisors (75297492233079).

223557670733961 is a wasteful number, since it uses less digits than its factorization.

223557670733961 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 194567163775.

The product of its (nonzero) digits is 300056400, while the sum is 66.

The spelling of 223557670733961 in words is "two hundred twenty-three trillion, five hundred fifty-seven billion, six hundred seventy million, seven hundred thirty-three thousand, nine hundred sixty-one".