51020050532 has 48 divisors (see below), whose sum is σ = 98628655104. Its totient is φ = 22899156000.

The previous prime is 51020050519. The next prime is 51020050553. The reversal of 51020050532 is 23505002015.

It is a junction number, because it is equal to n+sod(n) for n = 51020050498 and 51020050507.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 11943557 + ... + 11947827.

It is an arithmetic number, because the mean of its divisors is an integer number (2054763648).

Almost surely, 2^51020050532 is an apocalyptic number.

It is an amenable number.

51020050532 is a deficient number, since it is larger than the sum of its proper divisors (47608604572).

51020050532 is a wasteful number, since it uses less digits than its factorization.

51020050532 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 7640 (or 7638 counting only the distinct ones).

The product of its (nonzero) digits is 1500, while the sum is 23.

Adding to 51020050532 its reverse (23505002015), we get a palindrome (74525052547).

The spelling of 51020050532 in words is "fifty-one billion, twenty million, fifty thousand, five hundred thirty-two".