51523051052 has 24 divisors (see below), whose sum is σ = 99232659792. Its totient is φ = 23212313600.

The previous prime is 51523051049. The next prime is 51523051081. The reversal of 51523051052 is 25015032515.

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, 5176349 + ... + 5186292.

It is an arithmetic number, because the mean of its divisors is an integer number (4134694158).

Almost surely, 2^51523051052 is an apocalyptic number.

It is an amenable number.

51523051052 is a deficient number, since it is larger than the sum of its proper divisors (47709608740).

51523051052 is a wasteful number, since it uses less digits than its factorization.

51523051052 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 10362769 (or 10362767 counting only the distinct ones).

The product of its (nonzero) digits is 7500, while the sum is 29.

Adding to 51523051052 its reverse (25015032515), we get a palindrome (76538083567).

The spelling of 51523051052 in words is "fifty-one billion, five hundred twenty-three million, fifty-one thousand, fifty-two".