378847646332 has 24 divisors (see below), whose sum is σ = 674254264320. Its totient is φ = 186203893680.

The previous prime is 378847646323. The next prime is 378847646341. The reversal of 378847646332 is 233646748873.

It is an interprime number because it is at equal distance from previous prime (378847646323) and next prime (378847646341).

It is a hoax number, since the sum of its digits (61) coincides with the sum of the digits of its distinct prime factors.

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 8410053 + ... + 8454979.

It is an arithmetic number, because the mean of its divisors is an integer number (28093927680).

Almost surely, 2^378847646332 is an apocalyptic number.

It is an amenable number.

378847646332 is a deficient number, since it is larger than the sum of its proper divisors (295406617988).

378847646332 is a wasteful number, since it uses less digits than its factorization.

378847646332 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 80721 (or 80719 counting only the distinct ones).

The product of its digits is 97542144, while the sum is 61.

The spelling of 378847646332 in words is "three hundred seventy-eight billion, eight hundred forty-seven million, six hundred forty-six thousand, three hundred thirty-two".