384195076661 has 8 divisors (see below), whose sum is σ = 419126400000. Its totient is φ = 349264503040.

The previous prime is 384195076621. The next prime is 384195076669. The reversal of 384195076661 is 166670591483.

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 384195076661 - 2¹⁸ = 384194814517 is a prime.

It is a junction number, because it is equal to n+sod(n) for n = 384195076597 and 384195076606.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (384195076669) 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, 1804940 + ... + 2006538.

It is an arithmetic number, because the mean of its divisors is an integer number (52390800000).

Almost surely, 2^384195076661 is an apocalyptic number.

It is an amenable number.

384195076661 is a deficient number, since it is larger than the sum of its proper divisors (34931323339).

384195076661 is a wasteful number, since it uses less digits than its factorization.

384195076661 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 374859.

The product of its (nonzero) digits is 6531840, while the sum is 56.

The spelling of 384195076661 in words is "three hundred eighty-four billion, one hundred ninety-five million, seventy-six thousand, six hundred sixty-one".