51241444122 has 32 divisors (see below), whose sum is σ = 112652964864. Its totient is φ = 15409175600.

The previous prime is 51241444103. The next prime is 51241444157. The reversal of 51241444122 is 22144414215.

It is a self number, because there is not a number n which added to its sum of digits gives 51241444122.

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 2954658 + ... + 2971949.

It is an arithmetic number, because the mean of its divisors is an integer number (3520405152).

Almost surely, 2^51241444122 is an apocalyptic number.

51241444122 is an abundant number, since it is smaller than the sum of its proper divisors (61411520742).

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

51241444122 is a wasteful number, since it uses less digits than its factorization.

51241444122 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 5926754.

The product of its digits is 10240, while the sum is 30.

Adding to 51241444122 its reverse (22144414215), we get a palindrome (73385858337).

The spelling of 51241444122 in words is "fifty-one billion, two hundred forty-one million, four hundred forty-four thousand, one hundred twenty-two".