3455990784 has 264 divisors, whose sum is σ = 10531569360. Its totient is φ = 1089994752.

The previous prime is 3455990767. The next prime is 3455990789. The reversal of 3455990784 is 4870995543.

3455990784 is a `hidden beast` number, since 3 + 4 + 559 + 9 + 0 + 7 + 84 = 666.

3455990784 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a self number, because there is not a number n which added to its sum of digits gives 3455990784.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (3455990789) by changing a digit.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 17906592 + ... + 17906784.

Almost surely, 2^3455990784 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 3455990784, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (5265784680).

3455990784 is an abundant number, since it is smaller than the sum of its proper divisors (7075578576).

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

3455990784 is a wasteful number, since it uses less digits than its factorization.

3455990784 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 315 (or 294 counting only the distinct ones).

The product of its (nonzero) digits is 5443200, while the sum is 54.

The square root of 3455990784 is about 58787.6754430722. The cubic root of 3455990784 is about 1511.9039159569.

The spelling of 3455990784 in words is "three billion, four hundred fifty-five million, nine hundred ninety thousand, seven hundred eighty-four".