51106635761834 has 8 divisors (see below), whose sum is σ = 76836997416900. Its totient is φ = 25494303289536.

The previous prime is 51106635761809. The next prime is 51106635761861. The reversal of 51106635761834 is 43816753660115.

It can be written as a sum of positive squares in 2 ways, for example, as 40325611560025 + 10781024201809 = 6350245^2 + 3283447^2 .

It is a sphenic number, since it is the product of 3 distinct primes.

It is a super-2 number, since 2×51106635761834² (a number of 28 digits) contains 22 as substring.

It is a self number, because there is not a number n which added to its sum of digits gives 51106635761834.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 29507294609 + ... + 29507296340.

Almost surely, 2^{51106635761834} is an apocalyptic number.

51106635761834 is a deficient number, since it is larger than the sum of its proper divisors (25730361655066).

51106635761834 is a wasteful number, since it uses less digits than its factorization.

51106635761834 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 59014591384.

The product of its (nonzero) digits is 10886400, while the sum is 56.

The spelling of 51106635761834 in words is "fifty-one trillion, one hundred six billion, six hundred thirty-five million, seven hundred sixty-one thousand, eight hundred thirty-four".