200231455601561 has 8 divisors (see below), whose sum is σ = 203591502166560. Its totient is φ = 196882336018368.

The previous prime is 200231455601549. The next prime is 200231455601627. The reversal of 200231455601561 is 165106554132002.

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 200231455601561 - 2¹⁰ = 200231455600537 is a prime.

It is a Duffinian number.

It is a Curzon number.

It is not an unprimeable number, because it can be changed into a prime (200231455603561) 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, 2731708496 + ... + 2731781793.

It is an arithmetic number, because the mean of its divisors is an integer number (25448937770820).

Almost surely, 2^{200231455601561} is an apocalyptic number.

It is an amenable number.

200231455601561 is a deficient number, since it is larger than the sum of its proper divisors (3360046564999).

200231455601561 is an equidigital number, since it uses as much as digits as its factorization.

200231455601561 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 5463490903.

The product of its (nonzero) digits is 216000, while the sum is 41.

The spelling of 200231455601561 in words is "two hundred trillion, two hundred thirty-one billion, four hundred fifty-five million, six hundred one thousand, five hundred sixty-one".