200904709245 has 16 divisors (see below), whose sum is σ = 321469300800. Its totient is φ = 107141922944.

The previous prime is 200904709163. The next prime is 200904709267. The reversal of 200904709245 is 542907409002.

It is a cyclic number.

It is not a de Polignac number, because 200904709245 - 2²⁴ = 200887932029 is a prime.

It is a junction number, because it is equal to n+sod(n) for n = 200904709197 and 200904709206.

It is a congruent number.

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, 220695 + ... + 671204.

It is an arithmetic number, because the mean of its divisors is an integer number (20091831300).

Almost surely, 2^200904709245 is an apocalyptic number.

It is an amenable number.

200904709245 is a deficient number, since it is larger than the sum of its proper divisors (120564591555).

200904709245 is a wasteful number, since it uses less digits than its factorization.

200904709245 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 906924.

The product of its (nonzero) digits is 181440, while the sum is 42.

The spelling of 200904709245 in words is "two hundred billion, nine hundred four million, seven hundred nine thousand, two hundred forty-five".