3547451680 has 96 divisors (see below), whose sum is σ = 8800021440. Its totient is φ = 1349483520.

The previous prime is 3547451603. The next prime is 3547451683. The reversal of 3547451680 is 861547453.

It is not an unprimeable number, because it can be changed into a prime (3547451683) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 305175 + ... + 316585.

It is an arithmetic number, because the mean of its divisors is an integer number (91666890).

Almost surely, 2^3547451680 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 3547451680, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (4400010720).

3547451680 is an abundant number, since it is smaller than the sum of its proper divisors (5252569760).

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

3547451680 is a wasteful number, since it uses less digits than its factorization.

3547451680 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 11522 (or 11514 counting only the distinct ones).

The product of its (nonzero) digits is 403200, while the sum is 43.

The square root of 3547451680 is about 59560.4875735584. The cubic root of 3547451680 is about 1525.1251969239.

The spelling of 3547451680 in words is "three billion, five hundred forty-seven million, four hundred fifty-one thousand, six hundred eighty".