419771666434 has 16 divisors (see below), whose sum is σ = 631227754080. Its totient is φ = 209362523040.

The previous prime is 419771666393. The next prime is 419771666471. The reversal of 419771666434 is 434666177914.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 10096429 + ... + 10137919.

It is an arithmetic number, because the mean of its divisors is an integer number (39451734630).

Almost surely, 2^419771666434 is an apocalyptic number.

419771666434 is a deficient number, since it is larger than the sum of its proper divisors (211456087646).

419771666434 is a wasteful number, since it uses less digits than its factorization.

419771666434 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 53985.

The product of its digits is 18289152, while the sum is 58.

The spelling of 419771666434 in words is "four hundred nineteen billion, seven hundred seventy-one million, six hundred sixty-six thousand, four hundred thirty-four".