4139287860 has 48 divisors (see below), whose sum is σ = 11674627776. Its totient is φ = 1095750912.

The previous prime is 4139287853. The next prime is 4139287877. The reversal of 4139287860 is 687829314.

4139287860 is digitally balanced in base 2 and base 4, because in such bases it contains all the possibile digits an equal number of times.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 243562 + ... + 260001.

It is an arithmetic number, because the mean of its divisors is an integer number (243221412).

Almost surely, 2^4139287860 is an apocalyptic number.

It is an amenable number.

4139287860 is an abundant number, since it is smaller than the sum of its proper divisors (7535339916).

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

4139287860 is a wasteful number, since it uses less digits than its factorization.

4139287860 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 503712 (or 503710 counting only the distinct ones).

The product of its (nonzero) digits is 580608, while the sum is 48.

The square root of 4139287860 is about 64337.2975807968. The cubic root of 4139287860 is about 1605.6166999583.

The spelling of 4139287860 in words is "four billion, one hundred thirty-nine million, two hundred eighty-seven thousand, eight hundred sixty".