51326011244 has 24 divisors (see below), whose sum is σ = 95111020368. Its totient is φ = 24151654400.

The previous prime is 51326011237. The next prime is 51326011249. The reversal of 51326011244 is 44211062315.

It is not an unprimeable number, because it can be changed into a prime (51326011249) 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, 1726127 + ... + 1755609.

It is an arithmetic number, because the mean of its divisors is an integer number (3962959182).

Almost surely, 2^51326011244 is an apocalyptic number.

It is an amenable number.

51326011244 is a deficient number, since it is larger than the sum of its proper divisors (43785009124).

51326011244 is a wasteful number, since it uses less digits than its factorization.

51326011244 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 55105 (or 55103 counting only the distinct ones).

The product of its (nonzero) digits is 5760, while the sum is 29.

Adding to 51326011244 its reverse (44211062315), we get a palindrome (95537073559).

The spelling of 51326011244 in words is "fifty-one billion, three hundred twenty-six million, eleven thousand, two hundred forty-four".