51120005106 has 16 divisors (see below), whose sum is σ = 102347983584. Its totient is φ = 17022006144.

The previous prime is 51120005081. The next prime is 51120005143. The reversal of 51120005106 is 60150002115.

It is a super-2 number, since 2×51120005106² (a number of 22 digits) contains 22 as substring.

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, 4492735 + ... + 4504098.

It is an arithmetic number, because the mean of its divisors is an integer number (6396748974).

Almost surely, 2^51120005106 is an apocalyptic number.

51120005106 is an abundant number, since it is smaller than the sum of its proper divisors (51227978478).

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

51120005106 is a wasteful number, since it uses less digits than its factorization.

51120005106 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 8997785.

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

The spelling of 51120005106 in words is "fifty-one billion, one hundred twenty million, five thousand, one hundred six".