487834393171 has 8 divisors (see below), whose sum is σ = 488946392064. Its totient is φ = 486722847240.

The previous prime is 487834393157. The next prime is 487834393223. The reversal of 487834393171 is 171393438784.

It is a happy number.

It is a sphenic number, since it is the product of 3 distinct primes.

It is a cyclic number.

It is not a de Polignac number, because 487834393171 - 2⁷ = 487834393043 is a prime.

It is a super-2 number, since 2×487834393171² (a number of 24 digits) contains 22 as substring.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (487834303171) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 2091966 + ... + 2313436.

It is an arithmetic number, because the mean of its divisors is an integer number (61118299008).

Almost surely, 2^487834393171 is an apocalyptic number.

487834393171 is a deficient number, since it is larger than the sum of its proper divisors (1111998893).

487834393171 is a wasteful number, since it uses less digits than its factorization.

487834393171 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 226481.

The product of its digits is 12192768, while the sum is 58.

The spelling of 487834393171 in words is "four hundred eighty-seven billion, eight hundred thirty-four million, three hundred ninety-three thousand, one hundred seventy-one".