4148839780 has 12 divisors (see below), whose sum is σ = 8712563580. Its totient is φ = 1659535904.

The previous prime is 4148839697. The next prime is 4148839801. The reversal of 4148839780 is 879388414.

4148839780 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It can be written as a sum of positive squares in 2 ways, for example, as 2002741504 + 2146098276 = 44752^2 + 46326^2 .

It is a super-2 number, since 2×4148839780² = 34425743040220896800, which contains 22 as substring.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 103720975 + ... + 103721014.

It is an arithmetic number, because the mean of its divisors is an integer number (726046965).

Almost surely, 2^4148839780 is an apocalyptic number.

It is an amenable number.

4148839780 is an abundant number, since it is smaller than the sum of its proper divisors (4563723800).

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

4148839780 is a wasteful number, since it uses less digits than its factorization.

4148839780 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 207441998 (or 207441996 counting only the distinct ones).

The product of its (nonzero) digits is 1548288, while the sum is 52.

The square root of 4148839780 is about 64411.4879505201. The cubic root of 4148839780 is about 1606.8508043710.

The spelling of 4148839780 in words is "four billion, one hundred forty-eight million, eight hundred thirty-nine thousand, seven hundred eighty".