51612452794 has 16 divisors (see below), whose sum is σ = 88523382528. Its totient is φ = 22108399632.

The previous prime is 51612452789. The next prime is 51612452819. The reversal of 51612452794 is 49725421615.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 906642 + ... + 961885.

It is an arithmetic number, because the mean of its divisors is an integer number (5532711408).

Almost surely, 2^51612452794 is an apocalyptic number.

51612452794 is a deficient number, since it is larger than the sum of its proper divisors (36910929734).

51612452794 is a wasteful number, since it uses less digits than its factorization.

51612452794 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1870509.

The product of its digits is 604800, while the sum is 46.

The spelling of 51612452794 in words is "fifty-one billion, six hundred twelve million, four hundred fifty-two thousand, seven hundred ninety-four".