381598145660159 has 8 divisors (see below), whose sum is σ = 381636660950208. Its totient is φ = 381559631680800.

The previous prime is 381598145660153. The next prime is 381598145660197. The reversal of 381598145660159 is 951066541895183.

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

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-381598145660159 is a prime.

It is a Duffinian number.

It is a junction number, because it is equal to n+sod(n) for n = 381598145660092 and 381598145660101.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (381598145660153) 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, 645057809 + ... + 645649109.

It is an arithmetic number, because the mean of its divisors is an integer number (47704582618776).

Almost surely, 2^{381598145660159} is an apocalyptic number.

381598145660159 is a deficient number, since it is larger than the sum of its proper divisors (38515290049).

381598145660159 is a wasteful number, since it uses less digits than its factorization.

381598145660159 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 655345.

The product of its (nonzero) digits is 279936000, while the sum is 71.

The spelling of 381598145660159 in words is "three hundred eighty-one trillion, five hundred ninety-eight billion, one hundred forty-five million, six hundred sixty thousand, one hundred fifty-nine".