383070020873 has 4 divisors (see below), whose sum is σ = 385054839828. Its totient is φ = 381085201920.

The previous prime is 383070020869. The next prime is 383070020917. The reversal of 383070020873 is 378020070383.

It is a semiprime because it is the product of two primes.

It can be written as a sum of positive squares in 2 ways, for example, as 225617400064 + 157452620809 = 474992^2 + 396803^2 .

It is a cyclic number.

It is not a de Polignac number, because 383070020873 - 2² = 383070020869 is a prime.

It is a Duffinian number.

It is a Curzon number.

It is a self number, because there is not a number n which added to its sum of digits gives 383070020873.

It is not an unprimeable number, because it can be changed into a prime (383070020833) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 992409188 + ... + 992409573.

It is an arithmetic number, because the mean of its divisors is an integer number (96263709957).

Almost surely, 2^383070020873 is an apocalyptic number.

It is an amenable number.

383070020873 is a deficient number, since it is larger than the sum of its proper divisors (1984818955).

383070020873 is a wasteful number, since it uses less digits than its factorization.

383070020873 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1984818954.

The product of its (nonzero) digits is 169344, while the sum is 41.

The spelling of 383070020873 in words is "three hundred eighty-three billion, seventy million, twenty thousand, eight hundred seventy-three".