51485536886 has 8 divisors (see below), whose sum is σ = 88260920400. Its totient is φ = 22065230088.

The previous prime is 51485536877. The next prime is 51485536913. The reversal of 51485536886 is 68863558415.

It is a happy number.

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

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (23) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 1838769161 + ... + 1838769188.

It is an arithmetic number, because the mean of its divisors is an integer number (11032615050).

Almost surely, 2^51485536886 is an apocalyptic number.

51485536886 is a deficient number, since it is larger than the sum of its proper divisors (36775383514).

51485536886 is a wasteful number, since it uses less digits than its factorization.

51485536886 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 3677538358.

The product of its digits is 27648000, while the sum is 59.

The spelling of 51485536886 in words is "fifty-one billion, four hundred eighty-five million, five hundred thirty-six thousand, eight hundred eighty-six".