2432317848921 has 9 divisors (see below), whose sum is σ = 3513354762229. Its totient is φ = 1621542113436.

The previous prime is 2432317848913. The next prime is 2432317849063. The reversal of 2432317848921 is 1298487132342.

The square root of 2432317848921 is 1559589.

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

2432317848921 is a `hidden beast` number, since 2 + 43 + 2 + 31 + 78 + 489 + 21 = 666.

It is a tau number, because it is divible by the number of its divisors (9).

It is not a de Polignac number, because 2432317848921 - 2³ = 2432317848913 is a prime.

It is a Duffinian number.

It is a Curzon number.

It is not an unprimeable number, because it can be changed into a prime (2432317848421) 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, 4418836 + ... + 4938698.

Almost surely, 2^{2432317848921} is an apocalyptic number.

2432317848921 is the 1559589-th square number.

2432317848921 is the 779795-th centered octagonal number.

It is an amenable number.

2432317848921 is a deficient number, since it is larger than the sum of its proper divisors (1081036913308).

2432317848921 is an frugal number, since it uses more digits than its factorization.

2432317848921 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1039732 (or 519866 counting only the distinct ones).

The product of its digits is 4644864, while the sum is 54.

The spelling of 2432317848921 in words is "two trillion, four hundred thirty-two billion, three hundred seventeen million, eight hundred forty-eight thousand, nine hundred twenty-one".