3565696680 has 768 divisors, whose sum is σ = 15306278400. Its totient is φ = 731566080.

The previous prime is 3565696669. The next prime is 3565696691. The reversal of 3565696680 is 866965653.

It is an interprime number because it is at equal distance from previous prime (3565696669) and next prime (3565696691).

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

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 191 ways as a sum of consecutive naturals, for example, 48845124 + ... + 48845196.

It is an arithmetic number, because the mean of its divisors is an integer number (19930050).

Almost surely, 2^3565696680 is an apocalyptic number.

3565696680 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 3565696680, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (7653139200).

3565696680 is an abundant number, since it is smaller than the sum of its proper divisors (11740581720).

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

3565696680 is a wasteful number, since it uses less digits than its factorization.

3565696680 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 191 (or 174 counting only the distinct ones).

The product of its (nonzero) digits is 6998400, while the sum is 54.

The square root of 3565696680 is about 59713.4547652370. The cubic root of 3565696680 is about 1527.7353655263.

The spelling of 3565696680 in words is "three billion, five hundred sixty-five million, six hundred ninety-six thousand, six hundred eighty".