3645250221314 has 64 divisors (see below), whose sum is σ = 6242385744000. Its totient is φ = 1582572515328.

The previous prime is 3645250221271. The next prime is 3645250221331. The reversal of 3645250221314 is 4131220525463.

It is a Harshad number since it is a multiple of its sum of digits (38).

It is an unprimeable number.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 230894129 + ... + 230909915.

It is an arithmetic number, because the mean of its divisors is an integer number (97537277250).

Almost surely, 2^{3645250221314} is an apocalyptic number.

3645250221314 is a deficient number, since it is larger than the sum of its proper divisors (2597135522686).

3645250221314 is a wasteful number, since it uses less digits than its factorization.

3645250221314 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 19107.

The product of its (nonzero) digits is 172800, while the sum is 38.

Adding to 3645250221314 its reverse (4131220525463), we get a palindrome (7776470746777).

The spelling of 3645250221314 in words is "three trillion, six hundred forty-five billion, two hundred fifty million, two hundred twenty-one thousand, three hundred fourteen".