383649946383 has 24 divisors (see below), whose sum is σ = 563507228160. Its totient is φ = 230257480560.

The previous prime is 383649946343. The next prime is 383649946387.

383649946383 is nontrivially palindromic in base 10.

It is not a de Polignac number, because 383649946383 - 2²⁸ = 383381510927 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (383649946387) by changing a digit.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 197823 + ... + 898016.

It is an arithmetic number, because the mean of its divisors is an integer number (23479467840).

Almost surely, 2^383649946383 is an apocalyptic number.

383649946383 is a gapful number since it is divisible by the number (33) formed by its first and last digit.

383649946383 is a deficient number, since it is larger than the sum of its proper divisors (179857281777).

383649946383 is a wasteful number, since it uses less digits than its factorization.

383649946383 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1096059 (or 1095956 counting only the distinct ones).

The product of its digits is 241864704, while the sum is 66.

The spelling of 383649946383 in words is "three hundred eighty-three billion, six hundred forty-nine million, nine hundred forty-six thousand, three hundred eighty-three".