381683342555 has 8 divisors (see below), whose sum is σ = 470398930512. Its totient is φ = 297094061088.

The previous prime is 381683342539. The next prime is 381683342581. The reversal of 381683342555 is 555243386183.

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 381683342555 - 2⁴ = 381683342539 is a prime.

It is a Duffinian number.

It is a junction number, because it is equal to n+sod(n) for n = 381683342497 and 381683342506.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 1031576417 + ... + 1031576786.

It is an arithmetic number, because the mean of its divisors is an integer number (58799866314).

Almost surely, 2^381683342555 is an apocalyptic number.

381683342555 is a deficient number, since it is larger than the sum of its proper divisors (88715587957).

381683342555 is a wasteful number, since it uses less digits than its factorization.

381683342555 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2063153245.

The product of its digits is 10368000, while the sum is 53.

The spelling of 381683342555 in words is "three hundred eighty-one billion, six hundred eighty-three million, three hundred forty-two thousand, five hundred fifty-five".