2055606620 has 24 divisors (see below), whose sum is σ = 4322808000. Its totient is φ = 821093312.

The previous prime is 2055606613. The next prime is 2055606647. The reversal of 2055606620 is 266065502.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 57095 + ... + 85854.

It is an arithmetic number, because the mean of its divisors is an integer number (180117000).

Almost surely, 2^2055606620 is an apocalyptic number.

2055606620 is a gapful number since it is divisible by the number (20) formed by its first and last digit.

It is an amenable number.

2055606620 is an abundant number, since it is smaller than the sum of its proper divisors (2267201380).

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

2055606620 is a wasteful number, since it uses less digits than its factorization.

2055606620 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 143677 (or 143675 counting only the distinct ones).

The product of its (nonzero) digits is 21600, while the sum is 32.

The square root of 2055606620 is about 45338.7981755141. The cubic root of 2055606620 is about 1271.4911329975.

The spelling of 2055606620 in words is "two billion, fifty-five million, six hundred six thousand, six hundred twenty".