4139146688 has 28 divisors (see below), whose sum is σ = 8215731600. Its totient is φ = 2069041152.

The previous prime is 4139146681. The next prime is 4139146717. The reversal of 4139146688 is 8866419314.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (4139146681) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 391520 + ... + 401952.

Almost surely, 2^4139146688 is an apocalyptic number.

It is an amenable number.

4139146688 is a deficient number, since it is larger than the sum of its proper divisors (4076584912).

4139146688 is a wasteful number, since it uses less digits than its factorization.

4139146688 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 16644 (or 16634 counting only the distinct ones).

The product of its digits is 995328, while the sum is 50.

The square root of 4139146688 is about 64336.2004473376. The cubic root of 4139146688 is about 1605.5984463597.

The spelling of 4139146688 in words is "four billion, one hundred thirty-nine million, one hundred forty-six thousand, six hundred eighty-eight".