383145636441 has 4 divisors (see below), whose sum is σ = 510860848592. Its totient is φ = 255430424292.

The previous prime is 383145636407. The next prime is 383145636457. The reversal of 383145636441 is 144636541383.

It is a semiprime because it is the product of two primes, and also a Blum integer, because the two primes are equal to 3 mod 4.

It is a de Polignac number, because none of the positive numbers 2^k-383145636441 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (383145636641) 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, 63857606071 + ... + 63857606076.

It is an arithmetic number, because the mean of its divisors is an integer number (127715212148).

Almost surely, 2^383145636441 is an apocalyptic number.

It is an amenable number.

383145636441 is a deficient number, since it is larger than the sum of its proper divisors (127715212151).

383145636441 is a wasteful number, since it uses less digits than its factorization.

383145636441 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 127715212150.

The product of its digits is 2488320, while the sum is 48.

The spelling of 383145636441 in words is "three hundred eighty-three billion, one hundred forty-five million, six hundred thirty-six thousand, four hundred forty-one".