3652770660 has 288 divisors, whose sum is σ = 13072389120. Its totient is φ = 753580800.

The previous prime is 3652770659. The next prime is 3652770677. The reversal of 3652770660 is 660772563.

It is a Harshad number since it is a multiple of its sum of digits (42).

It is an unprimeable number.

It is a polite number, since it can be written in 95 ways as a sum of consecutive naturals, for example, 5788545 + ... + 5789175.

It is an arithmetic number, because the mean of its divisors is an integer number (45390240).

Almost surely, 2^3652770660 is an apocalyptic number.

3652770660 is a gapful number since it is divisible by the number (30) formed by its first and last digit.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 3652770660, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (6536194560).

3652770660 is an abundant number, since it is smaller than the sum of its proper divisors (9419618460).

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

3652770660 is a wasteful number, since it uses less digits than its factorization.

3652770660 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 847 (or 838 counting only the distinct ones).

The product of its (nonzero) digits is 317520, while the sum is 42.

The square root of 3652770660 is about 60438.1556634549. The cubic root of 3652770660 is about 1540.0712088285.

The spelling of 3652770660 in words is "three billion, six hundred fifty-two million, seven hundred seventy thousand, six hundred sixty".