51144221114 has 8 divisors (see below), whose sum is σ = 87675807648. Its totient is φ = 21918951900.

The previous prime is 51144221111. The next prime is 51144221131. The reversal of 51144221114 is 41112244115.

It is a happy number.

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

It is not an unprimeable number, because it can be changed into a prime (51144221111) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 1826579312 + ... + 1826579339.

It is an arithmetic number, because the mean of its divisors is an integer number (10959475956).

Almost surely, 2^51144221114 is an apocalyptic number.

51144221114 is a deficient number, since it is larger than the sum of its proper divisors (36531586534).

51144221114 is a wasteful number, since it uses less digits than its factorization.

51144221114 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 3653158660.

The product of its digits is 1280, while the sum is 26.

Adding to 51144221114 its reverse (41112244115), we get a palindrome (92256465229).

The spelling of 51144221114 in words is "fifty-one billion, one hundred forty-four million, two hundred twenty-one thousand, one hundred fourteen".