413509693823 has 4 divisors (see below), whose sum is σ = 415315413240. Its totient is φ = 411703974408.

The previous prime is 413509693819. The next prime is 413509693867. The reversal of 413509693823 is 328396905314.

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 413509693823 - 2² = 413509693819 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (413509693123) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 902859365 + ... + 902859822.

It is an arithmetic number, because the mean of its divisors is an integer number (103828853310).

Almost surely, 2^413509693823 is an apocalyptic number.

413509693823 is a deficient number, since it is larger than the sum of its proper divisors (1805719417).

413509693823 is a wasteful number, since it uses less digits than its factorization.

413509693823 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1805719416.

The product of its (nonzero) digits is 4199040, while the sum is 53.

The spelling of 413509693823 in words is "four hundred thirteen billion, five hundred nine million, six hundred ninety-three thousand, eight hundred twenty-three".