51773302086 has 64 divisors (see below), whose sum is σ = 120019242240. Its totient is φ = 14765911680.

The previous prime is 51773302067. The next prime is 51773302099. The reversal of 51773302086 is 68020337715.

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 244425 + ... + 404091.

It is an arithmetic number, because the mean of its divisors is an integer number (1875300660).

Almost surely, 2^51773302086 is an apocalyptic number.

It is a practical number, because each smaller number is the sum of distinct divisors of 51773302086, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (60009621120).

51773302086 is an abundant number, since it is smaller than the sum of its proper divisors (68245940154).

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

51773302086 is a wasteful number, since it uses less digits than its factorization.

51773302086 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 159734 (or 159700 counting only the distinct ones).

The product of its (nonzero) digits is 211680, while the sum is 42.

The spelling of 51773302086 in words is "fifty-one billion, seven hundred seventy-three million, three hundred two thousand, eighty-six".