4378132984 has 32 divisors (see below), whose sum is σ = 8575931520. Its totient is φ = 2091440736.

The previous prime is 4378132981. The next prime is 4378132991. The reversal of 4378132984 is 4892318734.

It is a happy number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (4378132981) 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, 148999 + ... + 175945.

It is an arithmetic number, because the mean of its divisors is an integer number (267997860).

Almost surely, 2^4378132984 is an apocalyptic number.

It is an amenable number.

4378132984 is a deficient number, since it is larger than the sum of its proper divisors (4197798536).

4378132984 is a wasteful number, since it uses less digits than its factorization.

4378132984 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 27859 (or 27855 counting only the distinct ones).

The product of its digits is 1161216, while the sum is 49.

The square root of 4378132984 is about 66167.4616711265. The cubic root of 4378132984 is about 1635.9234694983.

The spelling of 4378132984 in words is "four billion, three hundred seventy-eight million, one hundred thirty-two thousand, nine hundred eighty-four".