3265753680 has 320 divisors, whose sum is σ = 13157253120. Its totient is φ = 728953344.

The previous prime is 3265753661. The next prime is 3265753753. The reversal of 3265753680 is 863575623.

3265753680 = T₁₀₄ + T₁₀₅ + ... + T₂₆₉₅.

3265753680 is a `hidden beast` number, since 32 + 6 + 5 + 7 + 536 + 80 = 666.

It is a Harshad number since it is a multiple of its sum of digits (45).

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 63 ways as a sum of consecutive naturals, for example, 647649 + ... + 652671.

It is an arithmetic number, because the mean of its divisors is an integer number (41116416).

Almost surely, 2^3265753680 is an apocalyptic number.

3265753680 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 3265753680, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (6578626560).

3265753680 is an abundant number, since it is smaller than the sum of its proper divisors (9891499440).

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

3265753680 is a wasteful number, since it uses less digits than its factorization.

3265753680 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 5095 (or 5083 counting only the distinct ones).

The product of its (nonzero) digits is 907200, while the sum is 45.

The square root of 3265753680 is about 57146.7731372472. The cubic root of 3265753680 is about 1483.6375218711.

The spelling of 3265753680 in words is "three billion, two hundred sixty-five million, seven hundred fifty-three thousand, six hundred eighty".