419208604609 has 4 divisors (see below), whose sum is σ = 423054555220. Its totient is φ = 415362654000.

The previous prime is 419208604583. The next prime is 419208604667. The reversal of 419208604609 is 906406802914.

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 314962276225 + 104246328384 = 561215^2 + 322872^2 .

It is a cyclic number.

It is not a de Polignac number, because 419208604609 - 2¹⁵ = 419208571841 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (419208605609) 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, 1922975142 + ... + 1922975359.

It is an arithmetic number, because the mean of its divisors is an integer number (105763638805).

Almost surely, 2^419208604609 is an apocalyptic number.

It is an amenable number.

419208604609 is a deficient number, since it is larger than the sum of its proper divisors (3845950611).

419208604609 is a wasteful number, since it uses less digits than its factorization.

419208604609 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 3845950610.

The product of its (nonzero) digits is 746496, while the sum is 49.

The spelling of 419208604609 in words is "four hundred nineteen billion, two hundred eight million, six hundred four thousand, six hundred nine".