83230519009 has 9 divisors (see below), whose sum is σ = 91488273681. Its totient is φ = 75661223220.

The previous prime is 83230518997. The next prime is 83230519039. The reversal of 83230519009 is 90091503238.

The square root of 83230519009 is 288497.

It is a perfect power (a square), and thus also a powerful number.

It is not a de Polignac number, because 83230519009 - 2¹⁹ = 83229994721 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (83230519039) by changing a digit.

It is a polite number, since it can be written in 8 ways as a sum of consecutive naturals, for example, 3160354 + ... + 3186580.

Almost surely, 2^83230519009 is an apocalyptic number.

83230519009 is the 288497-th square number.

83230519009 is the 144249-th centered octagonal number.

It is an amenable number.

83230519009 is a deficient number, since it is larger than the sum of its proper divisors (8257754672).

83230519009 is an frugal number, since it uses more digits than its factorization.

83230519009 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 52476 (or 26238 counting only the distinct ones).

The product of its (nonzero) digits is 58320, while the sum is 40.

The spelling of 83230519009 in words is "eighty-three billion, two hundred thirty million, five hundred nineteen thousand, nine".