3445565688 has 40 divisors (see below), whose sum is σ = 9650776080. Its totient is φ = 1148521680.

The previous prime is 3445565677. The next prime is 3445565713. The reversal of 3445565688 is 8865655443.

3445565688 is a `hidden beast` number, since 3 + 4 + 4 + 556 + 5 + 6 + 88 = 666.

It is a Harshad number since it is a multiple of its sum of digits (54).

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 9 ways as a sum of consecutive naturals, for example, 2657968 + ... + 2659263.

It is an arithmetic number, because the mean of its divisors is an integer number (241269402).

Almost surely, 2^3445565688 is an apocalyptic number.

It is an amenable number.

3445565688 is an abundant number, since it is smaller than the sum of its proper divisors (6205210392).

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

3445565688 is a wasteful number, since it uses less digits than its factorization.

3445565688 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 5317249 (or 5317236 counting only the distinct ones).

The product of its digits is 13824000, while the sum is 54.

The square root of 3445565688 is about 58698.9411148106. The cubic root of 3445565688 is about 1510.3821508393.

The spelling of 3445565688 in words is "three billion, four hundred forty-five million, five hundred sixty-five thousand, six hundred eighty-eight".