3628490442920 has 64 divisors (see below), whose sum is σ = 9736073752320. Its totient is φ = 1189964565504.

The previous prime is 3628490442911. The next prime is 3628490442923. The reversal of 3628490442920 is 292440948263.

It is a happy number.

It is a hoax number, since the sum of its digits (53) coincides with the sum of the digits of its distinct prime factors.

It is not an unprimeable number, because it can be changed into a prime (3628490442923) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 281708657 + ... + 281721536.

It is an arithmetic number, because the mean of its divisors is an integer number (152126152380).

Almost surely, 2^{3628490442920} is an apocalyptic number.

It is an amenable number.

3628490442920 is an abundant number, since it is smaller than the sum of its proper divisors (6107583309400).

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

3628490442920 is a wasteful number, since it uses less digits than its factorization.

3628490442920 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 563430234 (or 563430230 counting only the distinct ones).

The product of its (nonzero) digits is 5971968, while the sum is 53.

The spelling of 3628490442920 in words is "three trillion, six hundred twenty-eight billion, four hundred ninety million, four hundred forty-two thousand, nine hundred twenty".