3545740680 has 128 divisors (see below), whose sum is σ = 11272867200. Its totient is φ = 890624000.

The previous prime is 3545740669. The next prime is 3545740691. The reversal of 3545740680 is 860475453.

It is an interprime number because it is at equal distance from previous prime (3545740669) and next prime (3545740691).

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 31 ways as a sum of consecutive naturals, for example, 130255 + ... + 155105.

It is an arithmetic number, because the mean of its divisors is an integer number (88069275).

Almost surely, 2^3545740680 is an apocalyptic number.

3545740680 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 3545740680, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (5636433600).

3545740680 is an abundant number, since it is smaller than the sum of its proper divisors (7727126520).

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

3545740680 is a wasteful number, since it uses less digits than its factorization.

3545740680 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 24935 (or 24931 counting only the distinct ones).

The product of its (nonzero) digits is 403200, while the sum is 42.

The square root of 3545740680 is about 59546.1222918840. The cubic root of 3545740680 is about 1524.8799590184.

The spelling of 3545740680 in words is "three billion, five hundred forty-five million, seven hundred forty thousand, six hundred eighty".