3545221428000 has 288 divisors, whose sum is σ = 14379419134080. Its totient is φ = 810336268800.

The previous prime is 3545221427989. The next prime is 3545221428017. The reversal of 3545221428000 is 8241225453.

3545221428000 is a `hidden beast` number, since 3 + 5 + 4 + 5 + 221 + 428 + 0 + 0 + 0 = 666.

It is a tau number, because it is divible by the number of its divisors (288).

It is a Harshad number since it is a multiple of its sum of digits (36).

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (23) of ones.

It is a polite number, since it can be written in 47 ways as a sum of consecutive naturals, for example, 6782170 + ... + 7286169.

It is an arithmetic number, because the mean of its divisors is an integer number (49928538660).

Almost surely, 2^{3545221428000} is an apocalyptic number.

3545221428000 is a gapful number since it is divisible by the number (30) formed by its first and last digit.

It is an amenable number.

3545221428000 is an abundant number, since it is smaller than the sum of its proper divisors (10834197706080).

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

3545221428000 is a wasteful number, since it uses less digits than its factorization.

3545221428000 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 14068377 (or 14068356 counting only the distinct ones).

The product of its (nonzero) digits is 76800, while the sum is 36.

The spelling of 3545221428000 in words is "three trillion, five hundred forty-five billion, two hundred twenty-one million, four hundred twenty-eight thousand".