3544858680 has 128 divisors (see below), whose sum is σ = 11975731200. Its totient is φ = 831628800.

The previous prime is 3544858673. The next prime is 3544858699. The reversal of 3544858680 is 868584453.

It is a happy number.

It is a super-2 number, since 2×3544858680² = 25132046122342684800, which contains 22 as substring.

It is a Smith number, since the sum of its digits (51) coincides with the sum of the digits of its prime factors.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 2395 + ... + 84234.

It is an arithmetic number, because the mean of its divisors is an integer number (93560400).

Almost surely, 2^3544858680 is an apocalyptic number.

3544858680 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 3544858680, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (5987865600).

3544858680 is an abundant number, since it is smaller than the sum of its proper divisors (8430872520).

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

3544858680 is a wasteful number, since it uses less digits than its factorization.

3544858680 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 86685 (or 86681 counting only the distinct ones).

The product of its (nonzero) digits is 3686400, while the sum is 51.

The square root of 3544858680 is about 59538.7158074475. The cubic root of 3544858680 is about 1524.7535109992.

The spelling of 3544858680 in words is "three billion, five hundred forty-four million, eight hundred fifty-eight thousand, six hundred eighty".