2020527645 has 16 divisors (see below), whose sum is σ = 3308027712. Its totient is φ = 1052553600.

The previous prime is 2020527611. The next prime is 2020527721. The reversal of 2020527645 is 5467250202.

It is not a de Polignac number, because 2020527645 - 2⁶ = 2020527581 is a prime.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 1565656 + ... + 1566945.

It is an arithmetic number, because the mean of its divisors is an integer number (206751732).

Almost surely, 2^2020527645 is an apocalyptic number.

It is an amenable number.

2020527645 is a deficient number, since it is larger than the sum of its proper divisors (1287500067).

2020527645 is a wasteful number, since it uses less digits than its factorization.

2020527645 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 3132652.

The product of its (nonzero) digits is 33600, while the sum is 33.

The square root of 2020527645 is about 44950.2796987961. The cubic root of 2020527645 is about 1264.2169212328.

Adding to 2020527645 its reverse (5467250202), we get a palindrome (7487777847).

The spelling of 2020527645 in words is "two billion, twenty million, five hundred twenty-seven thousand, six hundred forty-five".