51266460006 has 64 divisors (see below), whose sum is σ = 125871667200. Its totient is φ = 15384302208.

The previous prime is 51266459999. The next prime is 51266460059. The reversal of 51266460006 is 60006466215.

It is a happy number.

51266460006 is a `hidden beast` number, since 5 + 1 + 2 + 6 + 646 + 0 + 0 + 0 + 6 = 666.

It is a zygodrome in base 3.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 1192926 + ... + 1235153.

It is an arithmetic number, because the mean of its divisors is an integer number (1966744800).

Almost surely, 2^51266460006 is an apocalyptic number.

51266460006 is an abundant number, since it is smaller than the sum of its proper divisors (74605207194).

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

51266460006 is a wasteful number, since it uses less digits than its factorization.

51266460006 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2428130 (or 2428124 counting only the distinct ones).

The product of its (nonzero) digits is 51840, while the sum is 36.

The spelling of 51266460006 in words is "fifty-one billion, two hundred sixty-six million, four hundred sixty thousand, six".