51564443316041 has 8 divisors (see below), whose sum is σ = 51586599907584. Its totient is φ = 51542290103040.

The previous prime is 51564443316031. The next prime is 51564443316083. The reversal of 51564443316041 is 14061334446515.

It is a sphenic number, since it is the product of 3 distinct primes.

It is a cyclic number.

It is not a de Polignac number, because 51564443316041 - 2⁶ = 51564443315977 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (51564443316031) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 29927036 + ... + 31603106.

It is an arithmetic number, because the mean of its divisors is an integer number (6448324988448).

Almost surely, 2^{51564443316041} is an apocalyptic number.

It is an amenable number.

51564443316041 is a deficient number, since it is larger than the sum of its proper divisors (22156591543).

51564443316041 is a wasteful number, since it uses less digits than its factorization.

51564443316041 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1689271.

The product of its (nonzero) digits is 2073600, while the sum is 47.

The spelling of 51564443316041 in words is "fifty-one trillion, five hundred sixty-four billion, four hundred forty-three million, three hundred sixteen thousand, forty-one".