3265645655 has 4 divisors (see below), whose sum is σ = 3918774792. Its totient is φ = 2612516520.

The previous prime is 3265645631. The next prime is 3265645657. The reversal of 3265645655 is 5565465623.

3265645655 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

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

It is not a de Polignac number, because 3265645655 - 2¹² = 3265641559 is a prime.

It is a super-3 number, since 3×3265645655³ (a number of 30 digits) contains 333 as substring.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (3265645657) 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, 326564561 + ... + 326564570.

It is an arithmetic number, because the mean of its divisors is an integer number (979693698).

Almost surely, 2^3265645655 is an apocalyptic number.

3265645655 is a deficient number, since it is larger than the sum of its proper divisors (653129137).

3265645655 is an equidigital number, since it uses as much as digits as its factorization.

3265645655 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 653129136.

The product of its digits is 3240000, while the sum is 47.

The square root of 3265645655 is about 57145.8279754524. The cubic root of 3265645655 is about 1483.6211630429.

The spelling of 3265645655 in words is "three billion, two hundred sixty-five million, six hundred forty-five thousand, six hundred fifty-five".