3549464064 has 240 divisors, whose sum is σ = 10867304448. Its totient is φ = 1156073472.

The previous prime is 3549464059. The next prime is 3549464099. The reversal of 3549464064 is 4604649453.

3549464064 is a `hidden beast` number, since 3 + 549 + 4 + 6 + 40 + 64 = 666.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 5847249 + ... + 5847855.

Almost surely, 2^3549464064 is an apocalyptic number.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 3549464064, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (5433652224).

3549464064 is an abundant number, since it is smaller than the sum of its proper divisors (7317840384).

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

3549464064 is an frugal number, since it uses more digits than its factorization.

3549464064 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 687 (or 659 counting only the distinct ones).

The product of its (nonzero) digits is 1244160, while the sum is 45.

The square root of 3549464064 is about 59577.3787943041. The cubic root of 3549464064 is about 1525.4135313542.

The spelling of 3549464064 in words is "three billion, five hundred forty-nine million, four hundred sixty-four thousand, sixty-four".