2055279616 has 88 divisors (see below), whose sum is σ = 4454255624. Its totient is φ = 942243840.

The previous prime is 2055279607. The next prime is 2055279623. The reversal of 2055279616 is 6169725502.

It can be written as a sum of positive squares in 4 ways, for example, as 332697600 + 1722582016 = 18240^2 + 41504^2 .

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, 2409046 + ... + 2409898.

Almost surely, 2^2055279616 is an apocalyptic number.

2055279616 is a gapful number since it is divisible by the number (26) formed by its first and last digit.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 2055279616, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (2227127812).

2055279616 is an abundant number, since it is smaller than the sum of its proper divisors (2398976008).

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

2055279616 is a wasteful number, since it uses less digits than its factorization.

2055279616 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1067 (or 1049 counting only the distinct ones).

The product of its (nonzero) digits is 226800, while the sum is 43.

The square root of 2055279616 is about 45335.1918050426. The cubic root of 2055279616 is about 1271.4237068775.

The spelling of 2055279616 in words is "two billion, fifty-five million, two hundred seventy-nine thousand, six hundred sixteen".