6471869340 has 96 divisors (see below), whose sum is σ = 18359260416. Its totient is φ = 1703296000.

The previous prime is 6471869323. The next prime is 6471869353. The reversal of 6471869340 is 439681746.

It is a super-4 number, since 4×6471869340⁴ (a number of 40 digits) contains 4444 as substring.

It is a zygodrome in base 2.

It is a self number, because there is not a number n which added to its sum of digits gives 6471869340.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 1699879 + ... + 1703681.

It is an arithmetic number, because the mean of its divisors is an integer number (191242296).

Almost surely, 2^6471869340 is an apocalyptic number.

6471869340 is a gapful number since it is divisible by the number (60) 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 6471869340, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (9179630208).

6471869340 is an abundant number, since it is smaller than the sum of its proper divisors (11887391076).

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

6471869340 is a wasteful number, since it uses less digits than its factorization.

6471869340 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 4179 (or 4177 counting only the distinct ones).

The product of its (nonzero) digits is 870912, while the sum is 48.

The square root of 6471869340 is about 80447.9293704941. The cubic root of 6471869340 is about 1863.5594287307.

The spelling of 6471869340 in words is "six billion, four hundred seventy-one million, eight hundred sixty-nine thousand, three hundred forty".