51010622121152 has 112 divisors (see below), whose sum is σ = 110645349196032. Its totient is φ = 23228668477440.

The previous prime is 51010622121091. The next prime is 51010622121161. The reversal of 51010622121152 is 25112122601015.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 441542948 + ... + 441658460.

It is an arithmetic number, because the mean of its divisors is an integer number (987904903536).

Almost surely, 2^{51010622121152} is an apocalyptic number.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 51010622121152, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (55322674598016).

51010622121152 is an abundant number, since it is smaller than the sum of its proper divisors (59634727074880).

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

51010622121152 is a wasteful number, since it uses less digits than its factorization.

51010622121152 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 128666 (or 128656 counting only the distinct ones).

The product of its (nonzero) digits is 2400, while the sum is 29.

Adding to 51010622121152 its reverse (25112122601015), we get a palindrome (76122744722167).

The spelling of 51010622121152 in words is "fifty-one trillion, ten billion, six hundred twenty-two million, one hundred twenty-one thousand, one hundred fifty-two".