380161638489 has 8 divisors (see below), whose sum is σ = 506900639872. Its totient is φ = 253431864720.

The previous prime is 380161638473. The next prime is 380161638497. The reversal of 380161638489 is 984836161083.

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

It is not a de Polignac number, because 380161638489 - 2⁴ = 380161638473 is a prime.

It is a super-2 number, since 2×380161638489² (a number of 24 digits) contains 22 as substring.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (380161638469) 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, 2210194 + ... + 2375979.

It is an arithmetic number, because the mean of its divisors is an integer number (63362579984).

Almost surely, 2^380161638489 is an apocalyptic number.

It is an amenable number.

380161638489 is a deficient number, since it is larger than the sum of its proper divisors (126739001383).

380161638489 is a wasteful number, since it uses less digits than its factorization.

380161638489 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 4613807.

The product of its (nonzero) digits is 5971968, while the sum is 57.

The spelling of 380161638489 in words is "three hundred eighty billion, one hundred sixty-one million, six hundred thirty-eight thousand, four hundred eighty-nine".