409001794930 has 16 divisors (see below), whose sum is σ = 761589549720. Its totient is φ = 157959313792.

The previous prime is 409001794909. The next prime is 409001794933. The reversal of 409001794930 is 39497100904.

It can be written as a sum of positive squares in 4 ways, for example, as 348658363729 + 60343431201 = 590473^2 + 245649^2 .

It is not an unprimeable number, because it can be changed into a prime (409001794933) 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, 705175219 + ... + 705175798.

Almost surely, 2^409001794930 is an apocalyptic number.

409001794930 is a deficient number, since it is larger than the sum of its proper divisors (352587754790).

409001794930 is a wasteful number, since it uses less digits than its factorization.

409001794930 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1410351053.

The product of its (nonzero) digits is 244944, while the sum is 46.

The spelling of 409001794930 in words is "four hundred nine billion, one million, seven hundred ninety-four thousand, nine hundred thirty".