2063061644 has 12 divisors (see below), whose sum is σ = 4126123344. Its totient is φ = 884169264.

The previous prime is 2063061641. The next prime is 2063061661. The reversal of 2063061644 is 4461603602.

2063061644 is an admirable number.

It is a super-3 number, since 3×2063061644³ (a number of 29 digits) contains 333 as substring.

It is a self number, because there is not a number n which added to its sum of digits gives 2063061644.

It is not an unprimeable number, because it can be changed into a prime (2063061641) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 36840359 + ... + 36840414.

It is an arithmetic number, because the mean of its divisors is an integer number (343843612).

Almost surely, 2^2063061644 is an apocalyptic number.

It is an amenable number.

2063061644 is a primitive abundant number, since it is smaller than the sum of its proper divisors, none of which is abundant.

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

2063061644 is a wasteful number, since it uses less digits than its factorization.

2063061644 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 73680784 (or 73680782 counting only the distinct ones).

The product of its (nonzero) digits is 20736, while the sum is 32.

The square root of 2063061644 is about 45420.9383874882. The cubic root of 2063061644 is about 1273.0263749972.

The spelling of 2063061644 in words is "two billion, sixty-three million, sixty-one thousand, six hundred forty-four".