2039541644 has 24 divisors (see below), whose sum is σ = 4088034720. Its totient is φ = 872171136.

The previous prime is 2039541617. The next prime is 2039541661. The reversal of 2039541644 is 4461459302.

It is a super-2 number, since 2×2039541644² = 8319460235220445472, which contains 22 as substring.

It is a junction number, because it is equal to n+sod(n) for n = 2039541598 and 2039541607.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 66899 + ... + 92490.

It is an arithmetic number, because the mean of its divisors is an integer number (170334780).

Almost surely, 2^2039541644 is an apocalyptic number.

It is an amenable number.

2039541644 is an abundant number, since it is smaller than the sum of its proper divisors (2048493076).

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

2039541644 is a wasteful number, since it uses less digits than its factorization.

2039541644 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 159857 (or 159855 counting only the distinct ones).

The product of its (nonzero) digits is 103680, while the sum is 38.

The square root of 2039541644 is about 45161.2847912900. The cubic root of 2039541644 is about 1268.1701475345.

The spelling of 2039541644 in words is "two billion, thirty-nine million, five hundred forty-one thousand, six hundred forty-four".