5309628321 has 4 divisors (see below), whose sum is σ = 7079504432. Its totient is φ = 3539752212.

The previous prime is 5309628281. The next prime is 5309628329. The reversal of 5309628321 is 1238269035.

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 not a de Polignac number, because 5309628321 - 2⁶ = 5309628257 is a prime.

It is a Duffinian number.

It is a self number, because there is not a number n which added to its sum of digits gives 5309628321.

It is not an unprimeable number, because it can be changed into a prime (5309628329) 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, 884938051 + ... + 884938056.

It is an arithmetic number, because the mean of its divisors is an integer number (1769876108).

Almost surely, 2^5309628321 is an apocalyptic number.

It is an amenable number.

5309628321 is a deficient number, since it is larger than the sum of its proper divisors (1769876111).

5309628321 is a wasteful number, since it uses less digits than its factorization.

5309628321 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1769876110.

The product of its (nonzero) digits is 77760, while the sum is 39.

The square root of 5309628321 is about 72867.1964672719. The cubic root of 5309628321 is about 1744.5685554431.

The spelling of 5309628321 in words is "five billion, three hundred nine million, six hundred twenty-eight thousand, three hundred twenty-one".