3660709480 has 64 divisors (see below), whose sum is σ = 8728560000. Its totient is φ = 1377863424.

The previous prime is 3660709453. The next prime is 3660709487. The reversal of 3660709480 is 849070663.

It is a happy number.

It is not an unprimeable number, because it can be changed into a prime (3660709487) 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, 97077 + ... + 129403.

It is an arithmetic number, because the mean of its divisors is an integer number (136383750).

Almost surely, 2^3660709480 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 3660709480, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (4364280000).

3660709480 is an abundant number, since it is smaller than the sum of its proper divisors (5067850520).

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

3660709480 is a wasteful number, since it uses less digits than its factorization.

3660709480 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 32506 (or 32502 counting only the distinct ones).

The product of its (nonzero) digits is 217728, while the sum is 43.

The square root of 3660709480 is about 60503.7972362066. The cubic root of 3660709480 is about 1541.1861160659.

The spelling of 3660709480 in words is "three billion, six hundred sixty million, seven hundred nine thousand, four hundred eighty".