2055645364 has 12 divisors (see below), whose sum is σ = 3604450500. Its totient is φ = 1025802368.

The previous prime is 2055645353. The next prime is 2055645419. The reversal of 2055645364 is 4635465502.

It is a happy number.

It can be written as a sum of positive squares in 2 ways, for example, as 1403251600 + 652393764 = 37460^2 + 25542^2 .

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 502789 + ... + 506860.

It is an arithmetic number, because the mean of its divisors is an integer number (300370875).

Almost surely, 2^2055645364 is an apocalyptic number.

It is an amenable number.

2055645364 is a deficient number, since it is larger than the sum of its proper divisors (1548805136).

2055645364 is a wasteful number, since it uses less digits than its factorization.

2055645364 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1010162 (or 1010160 counting only the distinct ones).

The product of its (nonzero) digits is 432000, while the sum is 40.

The square root of 2055645364 is about 45339.2254455234. The cubic root of 2055645364 is about 1271.4991212871.

The spelling of 2055645364 in words is "two billion, fifty-five million, six hundred forty-five thousand, three hundred sixty-four".