5782389521 has 4 divisors (see below), whose sum is σ = 5782799472. Its totient is φ = 5781979572.

The previous prime is 5782389433. The next prime is 5782389533. The reversal of 5782389521 is 1259832875.

It is a happy number.

It is a semiprime because it is the product of two primes, and also a Blum integer, because the two primes are equal to 3 mod 4.

It is a cyclic number.

It is not a de Polignac number, because 5782389521 - 2²⁶ = 5715280657 is a prime.

It is a Duffinian number.

It is a Curzon number.

It is a self number, because there is not a number n which added to its sum of digits gives 5782389521.

It is not an unprimeable number, because it can be changed into a prime (5782380521) 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, 183035 + ... + 212288.

It is an arithmetic number, because the mean of its divisors is an integer number (1445699868).

Almost surely, 2^5782389521 is an apocalyptic number.

It is an amenable number.

5782389521 is a deficient number, since it is larger than the sum of its proper divisors (409951).

5782389521 is a wasteful number, since it uses less digits than its factorization.

5782389521 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 409950.

The product of its digits is 1209600, while the sum is 50.

The square root of 5782389521 is about 76042.0247034493. The cubic root of 5782389521 is about 1794.8815000281.

The spelling of 5782389521 in words is "five billion, seven hundred eighty-two million, three hundred eighty-nine thousand, five hundred twenty-one".