51055428288 has 56 divisors (see below), whose sum is σ = 135138403840. Its totient is φ = 17011641600.

The previous prime is 51055428271. The next prime is 51055428289. The reversal of 51055428288 is 88282455015.

It is a super-2 number, since 2×51055428288² (a number of 22 digits) contains 22 as substring.

It is a Harshad number since it is a multiple of its sum of digits (48).

It is not an unprimeable number, because it can be changed into a prime (51055428289) by changing a digit.

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 7 ways as a sum of consecutive naturals, for example, 437673 + ... + 541911.

Almost surely, 2^51055428288 is an apocalyptic number.

It is an amenable number.

51055428288 is an abundant number, since it is smaller than the sum of its proper divisors (84082975552).

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

51055428288 is a wasteful number, since it uses less digits than its factorization.

51055428288 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 106805 (or 106795 counting only the distinct ones).

The product of its (nonzero) digits is 1024000, while the sum is 48.

The spelling of 51055428288 in words is "fifty-one billion, fifty-five million, four hundred twenty-eight thousand, two hundred eighty-eight".