409397583603 has 4 divisors (see below), whose sum is σ = 545863444808. Its totient is φ = 272931722400.

The previous prime is 409397583601. The next prime is 409397583607. The reversal of 409397583603 is 306385793904.

It is a happy number.

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

It is not a de Polignac number, because 409397583603 - 2¹ = 409397583601 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (409397583601) 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, 68232930598 + ... + 68232930603.

It is an arithmetic number, because the mean of its divisors is an integer number (136465861202).

Almost surely, 2^409397583603 is an apocalyptic number.

409397583603 is a deficient number, since it is larger than the sum of its proper divisors (136465861205).

409397583603 is a wasteful number, since it uses less digits than its factorization.

409397583603 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 136465861204.

The product of its (nonzero) digits is 14696640, while the sum is 57.

The spelling of 409397583603 in words is "four hundred nine billion, three hundred ninety-seven million, five hundred eighty-three thousand, six hundred three".