204742612963 has 4 divisors (see below), whose sum is σ = 233991557680. Its totient is φ = 175493668248.

The previous prime is 204742612931. The next prime is 204742613011. The reversal of 204742612963 is 369216247402.

It is a semiprime because it is the product of two primes.

It is a cyclic number.

It is not a de Polignac number, because 204742612963 - 2⁵ = 204742612931 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (204742612363) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 14624472348 + ... + 14624472361.

It is an arithmetic number, because the mean of its divisors is an integer number (58497889420).

Almost surely, 2^204742612963 is an apocalyptic number.

204742612963 is a deficient number, since it is larger than the sum of its proper divisors (29248944717).

204742612963 is an equidigital number, since it uses as much as digits as its factorization.

204742612963 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 29248944716.

The product of its (nonzero) digits is 870912, while the sum is 46.

The spelling of 204742612963 in words is "two hundred four billion, seven hundred forty-two million, six hundred twelve thousand, nine hundred sixty-three".