51321044010 has 16 divisors (see below), whose sum is σ = 123170505696. Its totient is φ = 13685611728.

The previous prime is 51321043987. The next prime is 51321044011. The reversal of 51321044010 is 1044012315.

It is not an unprimeable number, because it can be changed into a prime (51321044011) 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, 855350704 + ... + 855350763.

It is an arithmetic number, because the mean of its divisors is an integer number (7698156606).

Almost surely, 2^51321044010 is an apocalyptic number.

51321044010 is an abundant number, since it is smaller than the sum of its proper divisors (71849461686).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

51321044010 is a wasteful number, since it uses less digits than its factorization.

51321044010 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1710701477.

The product of its (nonzero) digits is 480, while the sum is 21.

Adding to 51321044010 its reverse (1044012315), we get a palindrome (52365056325).

The spelling of 51321044010 in words is "fifty-one billion, three hundred twenty-one million, forty-four thousand, ten".