40839559744 has 21 divisors (see below), whose sum is σ = 81044209641. Its totient is φ = 20418971520.

The previous prime is 40839559699. The next prime is 40839559753. The reversal of 40839559744 is 44795593804.

The square root of 40839559744 is 202088.

It is a perfect power (a square), and thus also a powerful number.

It can be written as a sum of positive squares in only one way, i.e., 5254510144 + 35585049600 = 72488^2 + 188640^2 .

It is a Duffinian number.

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 2 ways as a sum of consecutive naturals, for example, 1604074 + ... + 1629334.

Almost surely, 2^40839559744 is an apocalyptic number.

40839559744 is the 202088-th square number.

It is an amenable number.

40839559744 is a deficient number, since it is larger than the sum of its proper divisors (40204649897).

40839559744 is an frugal number, since it uses more digits than its factorization.

40839559744 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 50534 (or 25263 counting only the distinct ones).

The product of its (nonzero) digits is 21772800, while the sum is 58.

The spelling of 40839559744 in words is "forty billion, eight hundred thirty-nine million, five hundred fifty-nine thousand, seven hundred forty-four".