4978648995 has 8 divisors (see below), whose sum is σ = 7965838416. Its totient is φ = 2655279456.

The previous prime is 4978648993. The next prime is 4978649003. The reversal of 4978648995 is 5998468794.

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

It is not a de Polignac number, because 4978648995 - 2¹ = 4978648993 is a prime.

It is not an unprimeable number, because it can be changed into a prime (4978648993) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 165954952 + ... + 165954981.

It is an arithmetic number, because the mean of its divisors is an integer number (995729802).

Almost surely, 2^4978648995 is an apocalyptic number.

4978648995 is a deficient number, since it is larger than the sum of its proper divisors (2987189421).

4978648995 is a wasteful number, since it uses less digits than its factorization.

4978648995 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 331909941.

The product of its digits is 156764160, while the sum is 69.

The square root of 4978648995 is about 70559.5421966441. The cubic root of 4978648995 is about 1707.5384935733.

The spelling of 4978648995 in words is "four billion, nine hundred seventy-eight million, six hundred forty-eight thousand, nine hundred ninety-five".