40344410036777 has 36 divisors (see below), whose sum is σ = 52843777060788. Its totient is φ = 30670441401600.

The previous prime is 40344410036759. The next prime is 40344410036779. The reversal of 40344410036777 is 77763001444304.

It can be written as a sum of positive squares in 2 ways, for example, as 15056425428121 + 25287984608656 = 3880261^2 + 5028716^2 .

It is not a de Polignac number, because 40344410036777 - 2⁸ = 40344410036521 is a prime.

It is not an unprimeable number, because it can be changed into a prime (40344410036779) by changing a digit.

It is a polite number, since it can be written in 35 ways as a sum of consecutive naturals, for example, 82739708 + ... + 83225885.

It is an arithmetic number, because the mean of its divisors is an integer number (1467882696133).

Almost surely, 2^{40344410036777} is an apocalyptic number.

It is an amenable number.

40344410036777 is a deficient number, since it is larger than the sum of its proper divisors (12499367024011).

40344410036777 is a wasteful number, since it uses less digits than its factorization.

40344410036777 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 165965670 (or 165965652 counting only the distinct ones).

The product of its (nonzero) digits is 4741632, while the sum is 50.

The spelling of 40344410036777 in words is "forty trillion, three hundred forty-four billion, four hundred ten million, thirty-six thousand, seven hundred seventy-seven".