4878101538 has 24 divisors (see below), whose sum is σ = 10668001968. Its totient is φ = 1610836632.

The previous prime is 4878101537. The next prime is 4878101539. The reversal of 4878101538 is 8351018784.

It is a happy number.

4878101538 is a `hidden beast` number, since 4 + 8 + 7 + 8 + 101 + 538 = 666.

It is an interprime number because it is at equal distance from previous prime (4878101537) and next prime (4878101539).

It is a junction number, because it is equal to n+sod(n) for n = 4878101493 and 4878101502.

It is not an unprimeable number, because it can be changed into a prime (4878101537) 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 11 ways as a sum of consecutive naturals, for example, 1264456 + ... + 1268307.

It is an arithmetic number, because the mean of its divisors is an integer number (444500082).

Almost surely, 2^4878101538 is an apocalyptic number.

4878101538 is an abundant number, since it is smaller than the sum of its proper divisors (5789900430).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

4878101538 is a wasteful number, since it uses less digits than its factorization.

4878101538 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2532878 (or 2532875 counting only the distinct ones).

The product of its (nonzero) digits is 215040, while the sum is 45.

The square root of 4878101538 is about 69843.4072622463. The cubic root of 4878101538 is about 1695.9652340332.

The spelling of 4878101538 in words is "four billion, eight hundred seventy-eight million, one hundred one thousand, five hundred thirty-eight".