417680856387 has 6 divisors (see below), whose sum is σ = 603316792572. Its totient is φ = 278453904252.

The previous prime is 417680856377. The next prime is 417680856389. The reversal of 417680856387 is 783658086714.

417680856387 is a `hidden beast` number, since 4 + 1 + 7 + 68 + 0 + 8 + 563 + 8 + 7 = 666.

It is not a de Polignac number, because 417680856387 - 2¹² = 417680852291 is a prime.

It is not an unprimeable number, because it can be changed into a prime (417680856389) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 5 ways as a sum of consecutive naturals, for example, 23204492013 + ... + 23204492030.

It is an arithmetic number, because the mean of its divisors is an integer number (100552798762).

Almost surely, 2^417680856387 is an apocalyptic number.

417680856387 is a deficient number, since it is larger than the sum of its proper divisors (185635936185).

417680856387 is a wasteful number, since it uses less digits than its factorization.

417680856387 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 46408984049 (or 46408984046 counting only the distinct ones).

The product of its (nonzero) digits is 54190080, while the sum is 63.

The spelling of 417680856387 in words is "four hundred seventeen billion, six hundred eighty million, eight hundred fifty-six thousand, three hundred eighty-seven".