40244554241 has 4 divisors (see below), whose sum is σ = 40359868500. Its totient is φ = 40129239984.

The previous prime is 40244554193. The next prime is 40244554247. The reversal of 40244554241 is 14245544204.

It is a happy number.

It is a semiprime because it is the product of two primes.

It can be written as a sum of positive squares in 2 ways, for example, as 10486579216 + 29757975025 = 102404^2 + 172505^2 .

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-40244554241 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (40244554247) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 57656606 + ... + 57657303.

It is an arithmetic number, because the mean of its divisors is an integer number (10089967125).

Almost surely, 2^40244554241 is an apocalyptic number.

It is an amenable number.

40244554241 is a deficient number, since it is larger than the sum of its proper divisors (115314259).

40244554241 is a wasteful number, since it uses less digits than its factorization.

40244554241 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 115314258.

The product of its (nonzero) digits is 102400, while the sum is 35.

The spelling of 40244554241 in words is "forty billion, two hundred forty-four million, five hundred fifty-four thousand, two hundred forty-one".