51444244415 has 8 divisors (see below), whose sum is σ = 61745230800. Its totient is φ = 41147303872.

The previous prime is 51444244387. The next prime is 51444244441.

51444244415 is nontrivially palindromic in base 10.

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 51444244415 - 2¹⁰ = 51444243391 is a prime.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 983414 + ... + 1034403.

It is an arithmetic number, because the mean of its divisors is an integer number (7718153850).

Almost surely, 2^51444244415 is an apocalyptic number.

51444244415 is a deficient number, since it is larger than the sum of its proper divisors (10300986385).

51444244415 is a wasteful number, since it uses less digits than its factorization.

51444244415 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2022921.

The product of its digits is 204800, while the sum is 38.

The spelling of 51444244415 in words is "fifty-one billion, four hundred forty-four million, two hundred forty-four thousand, four hundred fifteen".