3705473680 has 80 divisors (see below), whose sum is σ = 9137522304. Its totient is φ = 1392629760.

The previous prime is 3705473657. The next prime is 3705473693. The reversal of 3705473680 is 863745073.

It is a tau number, because it is divible by the number of its divisors (80).

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 937789 + ... + 941731.

Almost surely, 2^3705473680 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 3705473680, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (4568761152).

3705473680 is an abundant number, since it is smaller than the sum of its proper divisors (5432048624).

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

3705473680 is a wasteful number, since it uses less digits than its factorization.

3705473680 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 4664 (or 4658 counting only the distinct ones).

The product of its (nonzero) digits is 423360, while the sum is 43.

The square root of 3705473680 is about 60872.6020472265. The cubic root of 3705473680 is about 1547.4427036864.

The spelling of 3705473680 in words is "three billion, seven hundred five million, four hundred seventy-three thousand, six hundred eighty".