51085104826 has 8 divisors (see below), whose sum is σ = 87574465440. Its totient is φ = 21893616348.

The previous prime is 51085104823. The next prime is 51085104871. The reversal of 51085104826 is 62840158015.

It is a happy number.

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

It is not an unprimeable number, because it can be changed into a prime (51085104821) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 1824468016 + ... + 1824468043.

It is an arithmetic number, because the mean of its divisors is an integer number (10946808180).

Almost surely, 2^51085104826 is an apocalyptic number.

51085104826 is a deficient number, since it is larger than the sum of its proper divisors (36489360614).

51085104826 is a wasteful number, since it uses less digits than its factorization.

51085104826 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 3648936068.

The product of its (nonzero) digits is 76800, while the sum is 40.

The spelling of 51085104826 in words is "fifty-one billion, eighty-five million, one hundred four thousand, eight hundred twenty-six".