383613383221 has 8 divisors (see below), whose sum is σ = 393027655104. Its totient is φ = 374201866080.

The previous prime is 383613383203. The next prime is 383613383317. The reversal of 383613383221 is 122383316383.

It is a happy number.

It is a sphenic number, since it is the product of 3 distinct primes.

It is a cyclic number.

It is not a de Polignac number, because 383613383221 - 2¹³ = 383613375029 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (383613380221) 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, 405345 + ... + 965158.

It is an arithmetic number, because the mean of its divisors is an integer number (49128456888).

Almost surely, 2^383613383221 is an apocalyptic number.

It is an amenable number.

383613383221 is a deficient number, since it is larger than the sum of its proper divisors (9414271883).

383613383221 is a wasteful number, since it uses less digits than its factorization.

383613383221 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1377371.

The product of its digits is 373248, while the sum is 43.

The spelling of 383613383221 in words is "three hundred eighty-three billion, six hundred thirteen million, three hundred eighty-three thousand, two hundred twenty-one".