409392098117 has 4 divisors (see below), whose sum is σ = 409416692556. Its totient is φ = 409367503680.

The previous prime is 409392097973. The next prime is 409392098153. The reversal of 409392098117 is 711890293904.

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

It can be written as a sum of positive squares in 2 ways, for example, as 229892439841 + 179499658276 = 479471^2 + 423674^2 .

It is a cyclic number.

It is not a de Polignac number, because 409392098117 - 2¹⁴ = 409392081733 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 (409392098177) 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, 12272234 + ... + 12305547.

It is an arithmetic number, because the mean of its divisors is an integer number (102354173139).

Almost surely, 2^409392098117 is an apocalyptic number.

It is an amenable number.

409392098117 is a deficient number, since it is larger than the sum of its proper divisors (24594439).

409392098117 is a wasteful number, since it uses less digits than its factorization.

409392098117 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 24594438.

The product of its (nonzero) digits is 979776, while the sum is 53.

The spelling of 409392098117 in words is "four hundred nine billion, three hundred ninety-two million, ninety-eight thousand, one hundred seventeen".