51011060502 has 16 divisors (see below), whose sum is σ = 107391706560. Its totient is φ = 16108755912.

The previous prime is 51011060491. The next prime is 51011060549. The reversal of 51011060502 is 20506011015.

51011060502 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 223732608 + ... + 223732835.

It is an arithmetic number, because the mean of its divisors is an integer number (6711981660).

Almost surely, 2^51011060502 is an apocalyptic number.

51011060502 is an abundant number, since it is smaller than the sum of its proper divisors (56380646058).

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

51011060502 is a wasteful number, since it uses less digits than its factorization.

51011060502 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 447465467.

The product of its (nonzero) digits is 300, while the sum is 21.

Adding to 51011060502 its reverse (20506011015), we get a palindrome (71517071517).

The spelling of 51011060502 in words is "fifty-one billion, eleven million, sixty thousand, five hundred two".