23039417489 has 12 divisors (see below), whose sum is σ = 25363911300. Its totient is φ = 20912179200.

The previous prime is 23039417449. The next prime is 23039417497. The reversal of 23039417489 is 98471493032.

It can be written as a sum of positive squares in 2 ways, for example, as 17062890625 + 5976526864 = 130625^2 + 77308^2 .

It is not a de Polignac number, because 23039417489 - 2²⁴ = 23022640273 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (23039417449) by changing a digit.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 70964 + ... + 226085.

It is an arithmetic number, because the mean of its divisors is an integer number (2113659275).

Almost surely, 2^23039417489 is an apocalyptic number.

It is an amenable number.

23039417489 is a deficient number, since it is larger than the sum of its proper divisors (2324493811).

23039417489 is a wasteful number, since it uses less digits than its factorization.

23039417489 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 297712 (or 297701 counting only the distinct ones).

The product of its (nonzero) digits is 1306368, while the sum is 50.

The spelling of 23039417489 in words is "twenty-three billion, thirty-nine million, four hundred seventeen thousand, four hundred eighty-nine".