4050661544 has 32 divisors (see below), whose sum is σ = 7661176680. Its totient is φ = 2007742464.

The previous prime is 4050661529. The next prime is 4050661567. The reversal of 4050661544 is 4451660504.

It can be written as a sum of positive squares in 4 ways, for example, as 4020828100 + 29833444 = 63410^2 + 5462^2 .

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 570464 + ... + 577520.

Almost surely, 2^4050661544 is an apocalyptic number.

It is an amenable number.

4050661544 is a deficient number, since it is larger than the sum of its proper divisors (3610515136).

4050661544 is a wasteful number, since it uses less digits than its factorization.

4050661544 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 7677 (or 7673 counting only the distinct ones).

The product of its (nonzero) digits is 57600, while the sum is 35.

The square root of 4050661544 is about 63644.8076750963. The cubic root of 4050661544 is about 1594.0746386044.

The spelling of 4050661544 in words is "four billion, fifty million, six hundred sixty-one thousand, five hundred forty-four".