3455639888 has 10 divisors (see below), whose sum is σ = 6695302314. Its totient is φ = 1727819936.

The previous prime is 3455639867. The next prime is 3455639939. The reversal of 3455639888 is 8889365543.

3455639888 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It can be written as a sum of positive squares in only one way, i.e., 3236244544 + 219395344 = 56888^2 + 14812^2 .

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 107988731 + ... + 107988762.

Almost surely, 2^3455639888 is an apocalyptic number.

It is an amenable number.

3455639888 is a deficient number, since it is larger than the sum of its proper divisors (3239662426).

3455639888 is a wasteful number, since it uses less digits than its factorization.

3455639888 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 215977501 (or 215977495 counting only the distinct ones).

The product of its digits is 24883200, while the sum is 59.

The square root of 3455639888 is about 58784.6909322487. The cubic root of 3455639888 is about 1511.8527450071.

The spelling of 3455639888 in words is "three billion, four hundred fifty-five million, six hundred thirty-nine thousand, eight hundred eighty-eight".