51035311012 has 12 divisors (see below), whose sum is σ = 102070622080. Its totient is φ = 21872276136.

The previous prime is 51035310983. The next prime is 51035311021. The reversal of 51035311012 is 21011353015.

51035311012 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

51035311012 is an admirable number.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 911344812 + ... + 911344867.

Almost surely, 2^51035311012 is an apocalyptic number.

It is an amenable number.

51035311012 is a primitive abundant number, since it is smaller than the sum of its proper divisors, none of which is abundant.

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

51035311012 is a wasteful number, since it uses less digits than its factorization.

51035311012 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1822689690 (or 1822689688 counting only the distinct ones).

The product of its (nonzero) digits is 450, while the sum is 22.

Adding to 51035311012 its reverse (21011353015), we get a palindrome (72046664027).

The spelling of 51035311012 in words is "fifty-one billion, thirty-five million, three hundred eleven thousand, twelve".