3139656288 has 96 divisors (see below), whose sum is σ = 8750923776. Its totient is φ = 982222848.

The previous prime is 3139656287. The next prime is 3139656313. The reversal of 3139656288 is 8826569313.

It is a happy number.

It is a tau number, because it is divible by the number of its divisors (96).

It is a Harshad number since it is a multiple of its sum of digits (51).

It is a self number, because there is not a number n which added to its sum of digits gives 3139656288.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (3139656287) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 622545 + ... + 627567.

It is an arithmetic number, because the mean of its divisors is an integer number (91155456).

Almost surely, 2^3139656288 is an apocalyptic number.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 3139656288, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (4375461888).

3139656288 is an abundant number, since it is smaller than the sum of its proper divisors (5611267488).

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

3139656288 is a wasteful number, since it uses less digits than its factorization.

3139656288 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 5436 (or 5428 counting only the distinct ones).

The product of its digits is 1866240, while the sum is 51.

The square root of 3139656288 is about 56032.6359187215. The cubic root of 3139656288 is about 1464.2909183278.

The spelling of 3139656288 in words is "three billion, one hundred thirty-nine million, six hundred fifty-six thousand, two hundred eighty-eight".