51660055150122 has 16 divisors (see below), whose sum is σ = 105013882600992. Its totient is φ = 16937722999920.

The previous prime is 51660055150103. The next prime is 51660055150169. The reversal of 51660055150122 is 22105155006615.

It is a super-2 number, since 2×51660055150122² (a number of 28 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, 70573845468 + ... + 70573846199.

It is an arithmetic number, because the mean of its divisors is an integer number (6563367662562).

Almost surely, 2^{51660055150122} is an apocalyptic number.

51660055150122 is an abundant number, since it is smaller than the sum of its proper divisors (53353827450870).

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

51660055150122 is a wasteful number, since it uses less digits than its factorization.

51660055150122 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 141147691733.

The product of its (nonzero) digits is 90000, while the sum is 39.

The spelling of 51660055150122 in words is "fifty-one trillion, six hundred sixty billion, fifty-five million, one hundred fifty thousand, one hundred twenty-two".