3652020655 has 4 divisors (see below), whose sum is σ = 4382424792. Its totient is φ = 2921616520.

The previous prime is 3652020653. The next prime is 3652020679. The reversal of 3652020655 is 5560202563.

It is a semiprime because it is the product of two primes.

It is not a de Polignac number, because 3652020655 - 2¹ = 3652020653 is a prime.

It is a Duffinian number.

It is a self number, because there is not a number n which added to its sum of digits gives 3652020655.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (3652020653) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 365202061 + ... + 365202070.

It is an arithmetic number, because the mean of its divisors is an integer number (1095606198).

Almost surely, 2^3652020655 is an apocalyptic number.

3652020655 is a deficient number, since it is larger than the sum of its proper divisors (730404137).

3652020655 is an equidigital number, since it uses as much as digits as its factorization.

3652020655 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 730404136.

The product of its (nonzero) digits is 54000, while the sum is 34.

The square root of 3652020655 is about 60431.9506138930. The cubic root of 3652020655 is about 1539.9657965923.

It can be divided in two parts, 36520 and 20655, that added together give a palindrome (57175).

The spelling of 3652020655 in words is "three billion, six hundred fifty-two million, twenty thousand, six hundred fifty-five".