383165089820 has 24 divisors (see below), whose sum is σ = 810435519600. Its totient is φ = 152163401472.

The previous prime is 383165089807. The next prime is 383165089829. The reversal of 383165089820 is 28980561383.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (383165089829) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 68911805 + ... + 68917364.

It is an arithmetic number, because the mean of its divisors is an integer number (33768146650).

Almost surely, 2^383165089820 is an apocalyptic number.

It is an amenable number.

383165089820 is an abundant number, since it is smaller than the sum of its proper divisors (427270429780).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

383165089820 is a wasteful number, since it uses less digits than its factorization.

383165089820 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 137829317 (or 137829315 counting only the distinct ones).

The product of its (nonzero) digits is 2488320, while the sum is 53.

The spelling of 383165089820 in words is "three hundred eighty-three billion, one hundred sixty-five million, eighty-nine thousand, eight hundred twenty".