415165820879 has 2 divisors, whose sum is σ = 415165820880. Its totient is φ = 415165820878.

The previous prime is 415165820851. The next prime is 415165820887. The reversal of 415165820879 is 978028561514.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 415165820879 - 2⁸ = 415165820623 is a prime.

It is a super-2 number, since 2×415165820879² (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 (415165820779) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 207582910439 + 207582910440.

It is an arithmetic number, because the mean of its divisors is an integer number (207582910440).

Almost surely, 2^415165820879 is an apocalyptic number.

415165820879 is a deficient number, since it is larger than the sum of its proper divisors (1).

415165820879 is an equidigital number, since it uses as much as digits as its factorization.

415165820879 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 4838400, while the sum is 56.

The spelling of 415165820879 in words is "four hundred fifteen billion, one hundred sixty-five million, eight hundred twenty thousand, eight hundred seventy-nine".