2039956916 has 6 divisors (see below), whose sum is σ = 3569924610. Its totient is φ = 1019978456.

The previous prime is 2039956903. The next prime is 2039956943. The reversal of 2039956916 is 6196599302.

It can be written as a sum of positive squares in only one way, i.e., 2038161316 + 1795600 = 45146^2 + 1340^2 .

It is a super-2 number, since 2×2039956916² = 8322848438272462112, which contains 22 as substring.

It is a congruent number.

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 as a sum of consecutive naturals, namely, 254994611 + ... + 254994618.

It is an arithmetic number, because the mean of its divisors is an integer number (594987435).

Almost surely, 2^2039956916 is an apocalyptic number.

It is an amenable number.

2039956916 is a deficient number, since it is larger than the sum of its proper divisors (1529967694).

2039956916 is a wasteful number, since it uses less digits than its factorization.

2039956916 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 509989233 (or 509989231 counting only the distinct ones).

The product of its (nonzero) digits is 787320, while the sum is 50.

The square root of 2039956916 is about 45165.8822121300. The cubic root of 2039956916 is about 1268.2562125933.

The spelling of 2039956916 in words is "two billion, thirty-nine million, nine hundred fifty-six thousand, nine hundred sixteen".