3604686657850 has 48 divisors (see below), whose sum is σ = 6722516481408. Its totient is φ = 1438049168640.

The previous prime is 3604686657841. The next prime is 3604686657851. The reversal of 3604686657850 is 587566864063.

It is a Smith number, since the sum of its digits (64) coincides with the sum of the digits of its prime factors.

It is not an unprimeable number, because it can be changed into a prime (3604686657851) by changing a digit.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 66373407 + ... + 66427693.

It is an arithmetic number, because the mean of its divisors is an integer number (140052426696).

Almost surely, 2^{3604686657850} is an apocalyptic number.

3604686657850 is a deficient number, since it is larger than the sum of its proper divisors (3117829823558).

3604686657850 is a wasteful number, since it uses less digits than its factorization.

3604686657850 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 57799 (or 57794 counting only the distinct ones).

The product of its (nonzero) digits is 174182400, while the sum is 64.

The spelling of 3604686657850 in words is "three trillion, six hundred four billion, six hundred eighty-six million, six hundred fifty-seven thousand, eight hundred fifty".