383434646841 has 9 divisors (see below), whose sum is σ = 553852728741. Its totient is φ = 255621859452.

The previous prime is 383434646809. The next prime is 383434646897. The reversal of 383434646841 is 148646434383.

The square root of 383434646841 is 619221.

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

383434646841 is a `hidden beast` number, since 3 + 83 + 4 + 3 + 464 + 68 + 41 = 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 383434646841 - 2⁵ = 383434646809 is a prime.

It is not an unprimeable number, because it can be changed into a prime (383434646941) 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, 1754460 + ... + 1960866.

Almost surely, 2^383434646841 is an apocalyptic number.

383434646841 is the 619221-st square number.

383434646841 is the 309611-st centered octagonal number.

It is an amenable number.

383434646841 is a deficient number, since it is larger than the sum of its proper divisors (170418081900).

383434646841 is an frugal number, since it uses more digits than its factorization.

383434646841 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 412820 (or 206410 counting only the distinct ones).

The product of its digits is 15925248, while the sum is 54.

The spelling of 383434646841 in words is "three hundred eighty-three billion, four hundred thirty-four million, six hundred forty-six thousand, eight hundred forty-one".