51106340006 has 4 divisors (see below), whose sum is σ = 76659510012. Its totient is φ = 25553170002.

The previous prime is 51106339997. The next prime is 51106340017. The reversal of 51106340006 is 60004360115.

It is a semiprime because it is the product of two primes.

It is a super-2 number, since 2×51106340006² (a number of 22 digits) contains 22 as substring.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 12776585000 + ... + 12776585003.

It is an arithmetic number, because the mean of its divisors is an integer number (19164877503).

Almost surely, 2^51106340006 is an apocalyptic number.

51106340006 is a deficient number, since it is larger than the sum of its proper divisors (25553170006).

51106340006 is a wasteful number, since it uses less digits than its factorization.

51106340006 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 25553170005.

The product of its (nonzero) digits is 2160, while the sum is 26.

The spelling of 51106340006 in words is "fifty-one billion, one hundred six million, three hundred forty thousand, six".