3665174742220 has 12 divisors (see below), whose sum is σ = 7696866958704. Its totient is φ = 1466069896880.

The previous prime is 3665174742211. The next prime is 3665174742227. The reversal of 3665174742220 is 222474715663.

It is not an unprimeable number, because it can be changed into a prime (3665174742227) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 91629368536 + ... + 91629368575.

It is an arithmetic number, because the mean of its divisors is an integer number (641405579892).

Almost surely, 2^{3665174742220} is an apocalyptic number.

It is an amenable number.

3665174742220 is an abundant number, since it is smaller than the sum of its proper divisors (4031692216484).

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

3665174742220 is a wasteful number, since it uses less digits than its factorization.

3665174742220 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 183258737120 (or 183258737118 counting only the distinct ones).

The product of its (nonzero) digits is 3386880, while the sum is 49.

The spelling of 3665174742220 in words is "three trillion, six hundred sixty-five billion, one hundred seventy-four million, seven hundred forty-two thousand, two hundred twenty".