5171657712 has 80 divisors (see below), whose sum is σ = 14409077760. Its totient is φ = 1588928256.

The previous prime is 5171657651. The next prime is 5171657717. The reversal of 5171657712 is 2177561715.

It is a hoax number, since the sum of its digits (42) coincides with the sum of the digits of its distinct prime factors.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (5171657717) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 442893 + ... + 454419.

It is an arithmetic number, because the mean of its divisors is an integer number (180113472).

Almost surely, 2^5171657712 is an apocalyptic number.

5171657712 is a gapful number since it is divisible by the number (52) formed by its first and last digit.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 5171657712, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (7204538880).

5171657712 is an abundant number, since it is smaller than the sum of its proper divisors (9237420048).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

5171657712 is a wasteful number, since it uses less digits than its factorization.

5171657712 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 12270 (or 12264 counting only the distinct ones).

The product of its digits is 102900, while the sum is 42.

The square root of 5171657712 is about 71914.2385901429. The cubic root of 5171657712 is about 1729.3248852072.

The spelling of 5171657712 in words is "five billion, one hundred seventy-one million, six hundred fifty-seven thousand, seven hundred twelve".