3645232225660 has 24 divisors (see below), whose sum is σ = 7655054391936. Its totient is φ = 1458080182080.

The previous prime is 3645232225619. The next prime is 3645232225693. The reversal of 3645232225660 is 665222325463.

It is a happy number.

It is a self number, because there is not a number n which added to its sum of digits gives 3645232225660.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 1757845 + ... + 3221875.

It is an arithmetic number, because the mean of its divisors is an integer number (318960599664).

Almost surely, 2^{3645232225660} is an apocalyptic number.

It is an amenable number.

3645232225660 is an abundant number, since it is smaller than the sum of its proper divisors (4009822166276).

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

3645232225660 is a wasteful number, since it uses less digits than its factorization.

3645232225660 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1588533 (or 1588531 counting only the distinct ones).

The product of its (nonzero) digits is 3110400, while the sum is 46.

The spelling of 3645232225660 in words is "three trillion, six hundred forty-five billion, two hundred thirty-two million, two hundred twenty-five thousand, six hundred sixty".