6382421713 has 4 divisors (see below), whose sum is σ = 6398498740. Its totient is φ = 6366344688.

The previous prime is 6382421711. The next prime is 6382421719. The reversal of 6382421713 is 3171242836.

It is a happy number.

It is a semiprime because it is the product of two primes.

It can be written as a sum of positive squares in 2 ways, for example, as 5256685009 + 1125736704 = 72503^2 + 33552^2 .

It is a cyclic number.

It is not a de Polignac number, because 6382421713 - 2¹ = 6382421711 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (6382421711) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 8037918 + ... + 8038711.

It is an arithmetic number, because the mean of its divisors is an integer number (1599624685).

Almost surely, 2^6382421713 is an apocalyptic number.

It is an amenable number.

6382421713 is a deficient number, since it is larger than the sum of its proper divisors (16077027).

6382421713 is a wasteful number, since it uses less digits than its factorization.

6382421713 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 16077026.

The product of its digits is 48384, while the sum is 37.

The square root of 6382421713 is about 79890.0601639528. The cubic root of 6382421713 is about 1854.9341585599.

The spelling of 6382421713 in words is "six billion, three hundred eighty-two million, four hundred twenty-one thousand, seven hundred thirteen".