51528326560 has 48 divisors (see below), whose sum is σ = 121774889376. Its totient is φ = 20604690688.

The previous prime is 51528326471. The next prime is 51528326579. The reversal of 51528326560 is 6562382515.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (23) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 462207 + ... + 562753.

It is an arithmetic number, because the mean of its divisors is an integer number (2536976862).

Almost surely, 2^51528326560 is an apocalyptic number.

It is an amenable number.

51528326560 is an abundant number, since it is smaller than the sum of its proper divisors (70246562816).

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

51528326560 is a wasteful number, since it uses less digits than its factorization.

51528326560 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 103765 (or 103757 counting only the distinct ones).

The product of its (nonzero) digits is 432000, while the sum is 43.

The spelling of 51528326560 in words is "fifty-one billion, five hundred twenty-eight million, three hundred twenty-six thousand, five hundred sixty".