51144222244115 has 96 divisors (see below), whose sum is σ = 85825052603136. Its totient is φ = 28745231235840.

The previous prime is 51144222244111. The next prime is 51144222244127.

51144222244115 is nontrivially palindromic in base 10.

It is not a de Polignac number, because 51144222244115 - 2² = 51144222244111 is a prime.

It is not an unprimeable number, because it can be changed into a prime (51144222244111) by changing a digit.

It is a polite number, since it can be written in 95 ways as a sum of consecutive naturals, for example, 15467957 + ... + 18480966.

It is an arithmetic number, because the mean of its divisors is an integer number (894010964616).

Almost surely, 2^{51144222244115} is an apocalyptic number.

51144222244115 is a gapful number since it is divisible by the number (55) formed by its first and last digit.

51144222244115 is a deficient number, since it is larger than the sum of its proper divisors (34680830359021).

51144222244115 is a wasteful number, since it uses less digits than its factorization.

51144222244115 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 33949009 (or 33949002 counting only the distinct ones).

The product of its digits is 102400, while the sum is 38.

It can be divided in two parts, 5114422 and 2244115, that added together give a palindrome (7358537).

The spelling of 51144222244115 in words is "fifty-one trillion, one hundred forty-four billion, two hundred twenty-two million, two hundred forty-four thousand, one hundred fifteen".