51060222818 has 16 divisors (see below), whose sum is σ = 83850444000. Its totient is φ = 23126594400.

The previous prime is 51060222817. The next prime is 51060222883. The reversal of 51060222818 is 81822206015.

It is a happy number.

It is a super-2 number, since 2×51060222818² (a number of 22 digits) contains 22 as substring.

It is not an unprimeable number, because it can be changed into a prime (51060222817) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 4123568 + ... + 4135931.

It is an arithmetic number, because the mean of its divisors is an integer number (5240652750).

Almost surely, 2^51060222818 is an apocalyptic number.

51060222818 is a deficient number, since it is larger than the sum of its proper divisors (32790221182).

51060222818 is a wasteful number, since it uses less digits than its factorization.

51060222818 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 8259793.

The product of its (nonzero) digits is 15360, while the sum is 35.

The spelling of 51060222818 in words is "fifty-one billion, sixty million, two hundred twenty-two thousand, eight hundred eighteen".