417666404155 has 32 divisors (see below), whose sum is σ = 672939445248. Its totient is φ = 240335510400.

The previous prime is 417666404131. The next prime is 417666404159. The reversal of 417666404155 is 551404666714.

It is not a de Polignac number, because 417666404155 - 2¹⁵ = 417666371387 is a prime.

It is a junction number, because it is equal to n+sod(n) for n = 417666404099 and 417666404108.

It is not an unprimeable number, because it can be changed into a prime (417666404159) by changing a digit.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 41719911 + ... + 41729920.

It is an arithmetic number, because the mean of its divisors is an integer number (21029357664).

Almost surely, 2^417666404155 is an apocalyptic number.

417666404155 is a deficient number, since it is larger than the sum of its proper divisors (255273041093).

417666404155 is a wasteful number, since it uses less digits than its factorization.

417666404155 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 83449867.

The product of its (nonzero) digits is 2419200, while the sum is 49.

The spelling of 417666404155 in words is "four hundred seventeen billion, six hundred sixty-six million, four hundred four thousand, one hundred fifty-five".