3645870860288 has 48 divisors (see below), whose sum is σ = 7320464424000. Its totient is φ = 1815307841536.

The previous prime is 3645870860231. The next prime is 3645870860293. The reversal of 3645870860288 is 8820680785463.

It is a super-2 number, since 2×3645870860288² (a number of 26 digits) contains 22 as substring.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 3234818 + ... + 4213761.

It is an arithmetic number, because the mean of its divisors is an integer number (152509675500).

Almost surely, 2^{3645870860288} is an apocalyptic number.

It is an amenable number.

3645870860288 is an abundant number, since it is smaller than the sum of its proper divisors (3674593563712).

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

3645870860288 is an equidigital number, since it uses as much as digits as its factorization.

3645870860288 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 7448840 (or 7448820 counting only the distinct ones).

The product of its (nonzero) digits is 123863040, while the sum is 65.

The spelling of 3645870860288 in words is "three trillion, six hundred forty-five billion, eight hundred seventy million, eight hundred sixty thousand, two hundred eighty-eight".