409091760013 has 2 divisors, whose sum is σ = 409091760014. Its totient is φ = 409091760012.

The previous prime is 409091759983. The next prime is 409091760019. The reversal of 409091760013 is 310067190904.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 286869502404 + 122222257609 = 535602^2 + 349603^2 .

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-409091760013 is a prime.

It is a super-2 number, since 2×409091760013² (a number of 24 digits) contains 22 as substring.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (409091760019) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 204545880006 + 204545880007.

It is an arithmetic number, because the mean of its divisors is an integer number (204545880007).

Almost surely, 2^409091760013 is an apocalyptic number.

It is an amenable number.

409091760013 is a deficient number, since it is larger than the sum of its proper divisors (1).

409091760013 is an equidigital number, since it uses as much as digits as its factorization.

409091760013 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 40824, while the sum is 40.

The spelling of 409091760013 in words is "four hundred nine billion, ninety-one million, seven hundred sixty thousand, thirteen".