51766174146 has 16 divisors (see below), whose sum is σ = 103555630944. Its totient is φ = 17251510944.

The previous prime is 51766174111. The next prime is 51766174147. The reversal of 51766174146 is 64147166715.

It is a junction number, because it is equal to n+sod(n) for n = 51766174095 and 51766174104.

It is not an unprimeable number, because it can be changed into a prime (51766174147) 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, 941140 + ... + 994623.

It is an arithmetic number, because the mean of its divisors is an integer number (6472226934).

Almost surely, 2^51766174146 is an apocalyptic number.

51766174146 is an abundant number, since it is smaller than the sum of its proper divisors (51789456798).

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

51766174146 is a wasteful number, since it uses less digits than its factorization.

51766174146 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1940225.

The product of its digits is 846720, while the sum is 48.

The spelling of 51766174146 in words is "fifty-one billion, seven hundred sixty-six million, one hundred seventy-four thousand, one hundred forty-six".