3400655856 has 120 divisors (see below), whose sum is σ = 9820371456. Its totient is φ = 1012527360.

The previous prime is 3400655837. The next prime is 3400655893. The reversal of 3400655856 is 6585560043.

It is a happy number.

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 244711 + ... + 258233.

Almost surely, 2^3400655856 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 3400655856, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (4910185728).

3400655856 is an abundant number, since it is smaller than the sum of its proper divisors (6419715600).

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

3400655856 is a wasteful number, since it uses less digits than its factorization.

3400655856 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 13591 (or 13572 counting only the distinct ones).

The product of its (nonzero) digits is 432000, while the sum is 42.

The square root of 3400655856 is about 58315.1425960702. The cubic root of 3400655856 is about 1503.7912769616.

The spelling of 3400655856 in words is "three billion, four hundred million, six hundred fifty-five thousand, eight hundred fifty-six".