51010444342044 has 240 divisors, whose sum is σ = 148901963164416. Its totient is φ = 15097558291200.

The previous prime is 51010444341959. The next prime is 51010444342069. The reversal of 51010444342044 is 44024344401015.

51010444342044 is a `hidden beast` number, since 5 + 1 + 0 + 1 + 0 + 4 + 443 + 4 + 204 + 4 = 666.

51010444342044 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a Harshad number since it is a multiple of its sum of digits (36).

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (23) of ones.

It is a polite number, since it can be written in 79 ways as a sum of consecutive naturals, for example, 26133712 + ... + 28017704.

Almost surely, 2^{51010444342044} is an apocalyptic number.

51010444342044 is a gapful number since it is divisible by the number (54) formed by its first and last digit.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 51010444342044, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (74450981582208).

51010444342044 is an abundant number, since it is smaller than the sum of its proper divisors (97891518822372).

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

51010444342044 is a wasteful number, since it uses less digits than its factorization.

51010444342044 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1884198 (or 1884187 counting only the distinct ones).

The product of its (nonzero) digits is 122880, while the sum is 36.

Adding to 51010444342044 its reverse (44024344401015), we get a palindrome (95034788743059).

The spelling of 51010444342044 in words is "fifty-one trillion, ten billion, four hundred forty-four million, three hundred forty-two thousand, forty-four".