3545789880 has 256 divisors, whose sum is σ = 11633932800. Its totient is φ = 861511680.

The previous prime is 3545789867. The next prime is 3545789911. The reversal of 3545789880 is 889875453.

It is a happy number.

It is a super-2 number, since 2×3545789880² = 25145251746220828800, which contains 22 as substring.

It is a Harshad number since it is a multiple of its sum of digits (57).

It is a self number, because there is not a number n which added to its sum of digits gives 3545789880.

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 63 ways as a sum of consecutive naturals, for example, 7758612 + ... + 7759068.

It is an arithmetic number, because the mean of its divisors is an integer number (45445050).

Almost surely, 2^3545789880 is an apocalyptic number.

3545789880 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 3545789880, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (5816966400).

3545789880 is an abundant number, since it is smaller than the sum of its proper divisors (8088142920).

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

3545789880 is a wasteful number, since it uses less digits than its factorization.

3545789880 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 614 (or 610 counting only the distinct ones).

The product of its (nonzero) digits is 9676800, while the sum is 57.

The square root of 3545789880 is about 59546.5354155890. The cubic root of 3545789880 is about 1524.8870119639.

The spelling of 3545789880 in words is "three billion, five hundred forty-five million, seven hundred eighty-nine thousand, eight hundred eighty".