3622775655 has 16 divisors (see below), whose sum is σ = 6048460800. Its totient is φ = 1848140448.

The previous prime is 3622775647. The next prime is 3622775659. The reversal of 3622775655 is 5565772263.

It is a happy number.

It is not a de Polignac number, because 3622775655 - 2³ = 3622775647 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (3622775659) 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, 5250055 + ... + 5250744.

It is an arithmetic number, because the mean of its divisors is an integer number (378028800).

Almost surely, 2^3622775655 is an apocalyptic number.

3622775655 is a deficient number, since it is larger than the sum of its proper divisors (2425685145).

3622775655 is a wasteful number, since it uses less digits than its factorization.

3622775655 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 10500830.

The product of its digits is 2646000, while the sum is 48.

The square root of 3622775655 is about 60189.4978796135. The cubic root of 3622775655 is about 1535.8441465977.

The spelling of 3622775655 in words is "three billion, six hundred twenty-two million, seven hundred seventy-five thousand, six hundred fifty-five".