3389239442640 has 160 divisors (see below), whose sum is σ = 10546544263680. Its totient is φ = 900369727488.

The previous prime is 3389239442639. The next prime is 3389239442653. The reversal of 3389239442640 is 462449329833.

3389239442640 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a super-2 number, since 2×3389239442640² (a number of 26 digits) contains 22 as substring.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 90546969 + ... + 90584391.

It is an arithmetic number, because the mean of its divisors is an integer number (65915901648).

Almost surely, 2^{3389239442640} is an apocalyptic number.

3389239442640 is a gapful number since it is divisible by the number (30) formed by its first and last digit.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 3389239442640, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (5273272131840).

3389239442640 is an abundant number, since it is smaller than the sum of its proper divisors (7157304821040).

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

3389239442640 is a wasteful number, since it uses less digits than its factorization.

3389239442640 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 38861 (or 38855 counting only the distinct ones).

The product of its (nonzero) digits is 26873856, while the sum is 57.

The spelling of 3389239442640 in words is "three trillion, three hundred eighty-nine billion, two hundred thirty-nine million, four hundred forty-two thousand, six hundred forty".